#------------------------------------------------------------------------------
#$Date: 2016-03-26 14:40:09 +0200 (Sat, 26 Mar 2016) $
#$Revision: 180272 $
#$URL: svn://www.crystallography.net/cod/cif/7/11/58/7115841.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7115841
loop_
_publ_author_name
'Irene C. Cai'
'Michael I. Lipschutz'
'T. Don Tilley'
_publ_section_title
;
 A bis(amido) ligand set that supports two-coordinate chromium in the +1,
 +2, and +3 oxidation states
;
_journal_name_full               Chem.Commun.
_journal_page_first              13062
_journal_paper_doi               10.1039/C4cc06615D
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C43 H79 Cr N2 Si2'
_chemical_formula_weight         732.26
_chemical_name_systematic
;
 ?
;
_chemical_properties_physical    Air-sensitive
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.156(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.0453(7)
_cell_length_b                   23.1010(16)
_cell_length_c                   16.8139(10)
_cell_measurement_reflns_used    9889
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.32
_cell_measurement_theta_min      2.38
_cell_volume                     4290.2(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP32
_computing_publication_material  WinGX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    SIR-97
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'QUAZAR multilayer mirrors'
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0811
_diffrn_reflns_av_sigmaI/netI    0.0551
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            47476
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.41
_diffrn_reflns_theta_min         1.50
_exptl_absorpt_coefficient_mu    0.353
_exptl_absorpt_correction_T_max  0.9930
_exptl_absorpt_correction_T_min  0.9689
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.134
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1612
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: pentane'
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.517
_refine_diff_density_min         -0.375
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     468
_refine_ls_number_reflns         7802
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0607
_refine_ls_R_factor_gt           0.0515
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0534P)²+4.4311P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1176
_refine_ls_wR_factor_ref         0.1222
_reflns_number_gt                6897
_reflns_number_total             7802
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc06615d2.cif
_cod_data_source_block           shelxl_d
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7115841
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_disorder_assembly
_atom_site_disorder_group
C1 C 0.3682(3) 0.10290(13) 0.23133(18) 0.0131(7) Uani 1 1 d . . .
C2 C 0.4868(3) 0.09252(14) 0.26178(19) 0.0148(7) Uani 1 1 d . H .
C3 C 0.5797(3) 0.12955(14) 0.2412(2) 0.0194(7) Uani 1 1 d . . .
H3 H 0.6576 0.1236 0.2640 0.023 Uiso 1 1 calc R H .
C4 C 0.5635(3) 0.17500(14) 0.1887(2) 0.0231(8) Uani 1 1 d . H .
H4 H 0.6282 0.2006 0.1766 0.028 Uiso 1 1 calc R . .
C5 C 0.4511(3) 0.18209(14) 0.1545(2) 0.0212(8) Uani 1 1 d . . .
H5 H 0.4397 0.2122 0.1168 0.025 Uiso 1 1 calc R H .
C6 C 0.3534(3) 0.14645(13) 0.17353(19) 0.0154(7) Uani 1 1 d . H .
C7 C 0.2381(3) 0.15569(13) 0.12707(18) 0.0143(7) Uani 1 1 d . . .
H7 H 0.1756 0.1288 0.1489 0.017 Uiso 1 1 calc R H .
C8 C 0.2579(3) 0.13980(14) 0.03917(19) 0.0196(8) Uani 1 1 d . H .
H8A H 0.1805 0.1418 0.0106 0.029 Uiso 1 1 calc R . .
H8B H 0.2903 0.1004 0.0356 0.029 Uiso 1 1 calc R . .
H8C H 0.3153 0.1670 0.0153 0.029 Uiso 1 1 calc R . .
C9 C 0.1875(3) 0.21713(14) 0.1321(2) 0.0230(8) Uani 1 1 d . H .
H9A H 0.2459 0.2444 0.1092 0.035 Uiso 1 1 calc R . .
H9B H 0.1729 0.2272 0.1878 0.035 Uiso 1 1 calc R . .
H9C H 0.1112 0.2193 0.1023 0.035 Uiso 1 1 calc R . .
C10 C 0.5182(3) 0.04230(14) 0.31552(19) 0.0164(7) Uani 1 1 d . . .
H10 H 0.4466 0.0159 0.3183 0.020 Uiso 1 1 calc R H .
C11 C 0.5499(3) 0.06206(15) 0.4005(2) 0.0208(8) Uani 1 1 d . H .
H11A H 0.6162 0.0902 0.3985 0.031 Uiso 1 1 calc R . .
H11B H 0.5750 0.0285 0.4322 0.031 Uiso 1 1 calc R . .
H11C H 0.4787 0.0800 0.4249 0.031 Uiso 1 1 calc R . .
C12 C 0.6259(3) 0.00817(14) 0.2819(2) 0.0216(8) Uani 1 1 d . H .
H12A H 0.6106 -0.0010 0.2258 0.032 Uiso 1 1 calc R . .
H12B H 0.6361 -0.0278 0.3120 0.032 Uiso 1 1 calc R . .
H12C H 0.6996 0.0315 0.2864 0.032 Uiso 1 1 calc R . .
C13 C 0.2186(3) 0.04782(13) 0.42949(18) 0.0159(7) Uani 1 1 d . . .
H13 H 0.3074 0.0397 0.4269 0.019 Uiso 1 1 calc R A 1
C14 C 0.1550(3) -0.01113(14) 0.4177(2) 0.0230(8) Uani 1 1 d . H .
H14A H 0.1830 -0.0384 0.4584 0.034 Uiso 1 1 calc R . .
H14B H 0.1744 -0.0264 0.3648 0.034 Uiso 1 1 calc R . .
H14C H 0.0672 -0.0060 0.4222 0.034 Uiso 1 1 calc R . .
C15 C 0.1943(3) 0.07000(15) 0.51457(19) 0.0215(8) Uani 1 1 d . H .
H15A H 0.1093 0.0817 0.5192 0.032 Uiso 1 1 calc R . .
H15B H 0.2467 0.1033 0.5257 0.032 Uiso 1 1 calc R . .
H15C H 0.2115 0.0391 0.5529 0.032 Uiso 1 1 calc R . .
C16 C 0.0156(3) 0.09567(14) 0.3189(2) 0.0180(7) Uani 1 1 d . . .
H16 H 0.0028 0.0582 0.2904 0.022 Uiso 1 1 calc R B 1
C17 C -0.0285(3) 0.14281(15) 0.2615(2) 0.0211(8) Uani 1 1 d . H .
H17A H -0.1123 0.1348 0.2458 0.032 Uiso 1 1 calc R . .
H17B H 0.0230 0.1432 0.2142 0.032 Uiso 1 1 calc R . .
H17C H -0.0244 0.1806 0.2879 0.032 Uiso 1 1 calc R . .
C18 C -0.0701(3) 0.09394(16) 0.3911(2) 0.0243(8) Uani 1 1 d . H .
H18A H -0.0588 0.1290 0.4232 0.036 Uiso 1 1 calc R . .
H18B H -0.0519 0.0598 0.4236 0.036 Uiso 1 1 calc R . .
H18C H -0.1542 0.0920 0.3725 0.036 Uiso 1 1 calc R . .
C19 C 0.2269(3) 0.17693(13) 0.36510(18) 0.0143(7) Uani 1 1 d . . .
H19 H 0.2166 0.1983 0.3138 0.017 Uiso 1 1 calc R C 1
C20 C 0.1371(3) 0.20444(14) 0.4236(2) 0.0218(8) Uani 1 1 d . H .
H20A H 0.1416 0.1842 0.4748 0.033 Uiso 1 1 calc R . .
H20B H 0.0548 0.2013 0.4021 0.033 Uiso 1 1 calc R . .
H20C H 0.1575 0.2453 0.4312 0.033 Uiso 1 1 calc R . .
C21 C 0.3558(3) 0.19006(16) 0.3937(2) 0.0275(9) Uani 1 1 d . H .
H21A H 0.3646 0.2318 0.4023 0.041 Uiso 1 1 calc R . .
H21B H 0.4139 0.1773 0.3533 0.041 Uiso 1 1 calc R . .
H21C H 0.3713 0.1694 0.4436 0.041 Uiso 1 1 calc R . .
C22 C 0.1975(3) -0.11664(12) 0.26664(19) 0.0170(7) Uani 1 1 d . H .
C23 C 0.0741(3) -0.13220(13) 0.2737(2) 0.0184(7) Uani 1 1 d . . .
C24 C 0.0387(4) -0.16751(15) 0.3368(2) 0.0271(9) Uani 1 1 d . . .
H24 H -0.0443 -0.1774 0.3423 0.032 Uiso 1 1 calc R . .
C25 C 0.1213(4) -0.18837(17) 0.3915(2) 0.0337(10) Uani 1 1 d . . .
H25 H 0.0956 -0.2129 0.4336 0.040 Uiso 1 1 calc R . .
C26 C 0.2413(4) -0.17310(14) 0.3844(2) 0.0255(9) Uani 1 1 d . . .
H26 H 0.2984 -0.1877 0.4218 0.031 Uiso 1 1 calc R . .
C27 C 0.2810(3) -0.13667(13) 0.32346(19) 0.0174(7) Uani 1 1 d . . .
C28 C 0.4135(3) -0.11867(14) 0.3264(2) 0.0201(8) Uani 1 1 d . . .
H28 H 0.4287 -0.0910 0.2818 0.024 Uiso 1 1 calc R . .
C29 C 0.5028(4) -0.16849(16) 0.3191(2) 0.0299(9) Uani 1 1 d . . .
H29A H 0.5855 -0.1531 0.3175 0.045 Uiso 1 1 calc R . .
H29B H 0.4862 -0.1901 0.2702 0.045 Uiso 1 1 calc R . .
H29C H 0.4943 -0.1943 0.3650 0.045 Uiso 1 1 calc R . .
C30 C 0.4412(3) -0.08758(15) 0.4053(2) 0.0224(8) Uani 1 1 d . . .
H30A H 0.3889 -0.0535 0.4103 0.034 Uiso 1 1 calc R . .
H30B H 0.5262 -0.0754 0.4060 0.034 Uiso 1 1 calc R . .
H30C H 0.4261 -0.1140 0.4497 0.034 Uiso 1 1 calc R . .
C31 C -0.0235(3) -0.11247(13) 0.2158(2) 0.0184(7) Uani 1 1 d . . .
H31 H 0.0177 -0.0962 0.1679 0.022 Uiso 1 1 calc R . .
C32 C -0.1052(3) -0.16217(15) 0.1882(2) 0.0253(8) Uani 1 1 d . . .
H32A H -0.0551 -0.1948 0.1708 0.038 Uiso 1 1 calc R . .
H32B H -0.1559 -0.1490 0.1438 0.038 Uiso 1 1 calc R . .
H32C H -0.1570 -0.1745 0.2323 0.038 Uiso 1 1 calc R . .
C33 C -0.1007(3) -0.06471(15) 0.2521(2) 0.0271(9) Uani 1 1 d . . .
H33A H -0.1459 -0.0802 0.2974 0.041 Uiso 1 1 calc R . .
H33B H -0.1577 -0.0501 0.2121 0.041 Uiso 1 1 calc R . .
H33C H -0.0484 -0.0331 0.2702 0.041 Uiso 1 1 calc R . .
C34 C 0.3259(3) -0.19267(13) 0.1232(2) 0.0179(7) Uani 1 1 d . . .
H34 H 0.3929 -0.1958 0.1631 0.021 Uiso 1 1 calc R D 1
C35 C 0.3783(3) -0.21568(15) 0.0441(2) 0.0229(8) Uani 1 1 d . H .
H35A H 0.4074 -0.2554 0.0517 0.034 Uiso 1 1 calc R . .
H35B H 0.4457 -0.1910 0.0274 0.034 Uiso 1 1 calc R . .
H35C H 0.3150 -0.2153 0.0032 0.034 Uiso 1 1 calc R . .
C36 C 0.2274(3) -0.23380(13) 0.1514(2) 0.0237(8) Uani 1 1 d . H .
H36A H 0.1582 -0.2318 0.1149 0.036 Uiso 1 1 calc R . .
H36B H 0.2015 -0.2227 0.2049 0.036 Uiso 1 1 calc R . .
H36C H 0.2591 -0.2734 0.1525 0.036 Uiso 1 1 calc R . .
C37 C 0.4428(3) -0.07684(14) 0.0863(2) 0.0157(7) Uani 1 1 d . . .
H37 H 0.4546 -0.0836 0.0281 0.019 Uiso 1 1 calc R E 1
C38 C 0.5567(3) -0.10042(14) 0.1274(2) 0.0203(8) Uani 1 1 d . H .
H38A H 0.6280 -0.0796 0.1078 0.030 Uiso 1 1 calc R . .
H38B H 0.5652 -0.1418 0.1155 0.030 Uiso 1 1 calc R . .
H38C H 0.5498 -0.0950 0.1850 0.030 Uiso 1 1 calc R . .
C39 C 0.4350(3) -0.01087(14) 0.0968(2) 0.0199(8) Uani 1 1 d . H .
H39A H 0.4290 -0.0016 0.1536 0.030 Uiso 1 1 calc R . .
H39B H 0.3632 0.0038 0.0690 0.030 Uiso 1 1 calc R . .
H39C H 0.5077 0.0073 0.0747 0.030 Uiso 1 1 calc R . .
C40 C 0.1849(3) -0.09677(14) 0.02582(19) 0.0186(7) Uani 1 1 d . . .
H40 H 0.1367 -0.0621 0.0420 0.022 Uiso 1 1 calc R F 1
C41 C 0.0921(3) -0.14449(16) 0.0081(2) 0.0265(8) Uani 1 1 d . H .
H41A H 0.1339 -0.1786 -0.0130 0.040 Uiso 1 1 calc R . .
H41B H 0.0335 -0.1304 -0.0313 0.040 Uiso 1 1 calc R . .
H41C H 0.0497 -0.1549 0.0571 0.040 Uiso 1 1 calc R . .
C42 C 0.2463(3) -0.08031(16) -0.0526(2) 0.0246(8) Uani 1 1 d . H .
H42A H 0.2995 -0.1119 -0.0696 0.037 Uiso 1 1 calc R . .
H42B H 0.2943 -0.0450 -0.0450 0.037 Uiso 1 1 calc R . .
H42C H 0.1845 -0.0735 -0.0935 0.037 Uiso 1 1 calc R . .
C43 C 0.0754(3) 0.02430(14) 0.1290(2) 0.0167(7) Uani 1 1 d . . .
H43A H 0.0264 0.0556 0.1516 0.025 Uiso 1 1 calc R G 1
H43B H 0.0238 -0.0093 0.1184 0.025 Uiso 1 1 calc R G 1
H43C H 0.1123 0.0375 0.0792 0.025 Uiso 1 1 calc R G 1
N1 N 0.2640(2) 0.06995(10) 0.25922(14) 0.0101(5) Uani 1 1 d . H .
N2 N 0.2375(2) -0.07964(10) 0.20142(15) 0.0106(5) Uani 1 1 d . . .
Si1 Si 0.18442(8) 0.09844(4) 0.34341(5) 0.0089(2) Uani 0.9438(19) 1 d P H 1
Si2 Si 0.29316(9) -0.11227(3) 0.11263(5) 0.0096(2) Uani 0.9438(19) 1 d P H 1
Cr1 Cr 0.20945(5) 0.00160(2) 0.20838(3) 0.00782(15) Uani 0.9438(19) 1 d P H 1
Cr1A Cr 0.2918(12) 0.0032(4) 0.2083(6) 0.021(3) Uiso 0.0562(19) 1 d P H 2
Si1A Si 0.3046(17) 0.1006(7) 0.3441(11) 0.024(4) Uiso 0.0562(19) 1 d P H 2
Si2A Si 0.2020(18) -0.1090(7) 0.1100(10) 0.022(4) Uiso 0.0562(19) 1 d P H 2
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Si Si 0.0817 0.0704 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Cr Cr 0.3209 0.6236 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C6 C1 C2 118.2(3)
C6 C1 N1 120.3(3)
C2 C1 N1 121.5(3)
C6 C1 Si1A 128.7(5)
C2 C1 Si1A 88.9(6)
N1 C1 Si1A 53.8(5)
C6 C1 Cr1A 121.1(3)
C2 C1 Cr1A 102.2(3)
N1 C1 Cr1A 45.4(3)
Si1A C1 Cr1A 90.2(6)
C3 C2 C1 119.3(3)
C3 C2 C10 117.1(3)
C1 C2 C10 123.6(3)
C2 C3 C4 122.3(3)
C2 C3 H3 118.8
C4 C3 H3 118.8
C5 C4 C3 118.2(3)
C5 C4 H4 120.9
C3 C4 H4 120.9
C4 C5 C6 122.1(3)
C4 C5 H5 118.9
C6 C5 H5 118.9
C5 C6 C1 119.4(3)
C5 C6 C7 116.8(3)
C1 C6 C7 123.7(3)
C6 C7 C9 114.3(3)
C6 C7 C8 110.0(3)
C9 C7 C8 109.1(3)
C6 C7 H7 107.7
C9 C7 H7 107.7
C8 C7 H7 107.7
C7 C8 H8A 109.5
C7 C8 H8B 109.5
H8A C8 H8B 109.5
C7 C8 H8C 109.5
H8A C8 H8C 109.5
H8B C8 H8C 109.5
C7 C9 H9A 109.5
C7 C9 H9B 109.5
H9A C9 H9B 109.5
C7 C9 H9C 109.5
H9A C9 H9C 109.5
H9B C9 H9C 109.5
C2 C10 C12 110.5(3)
C2 C10 C11 112.3(3)
C12 C10 C11 108.6(3)
C2 C10 H10 108.4
C12 C10 H10 108.4
C11 C10 H10 108.4
C10 C11 H11A 109.5
C10 C11 H11B 109.5
H11A C11 H11B 109.5
C10 C11 H11C 109.5
H11A C11 H11C 109.5
H11B C11 H11C 109.5
C10 C12 H12A 109.5
C10 C12 H12B 109.5
H12A C12 H12B 109.5
C10 C12 H12C 109.5
H12A C12 H12C 109.5
H12B C12 H12C 109.5
C15 C13 C14 109.4(3)
C15 C13 Si1 117.9(2)
C14 C13 Si1 110.8(2)
C15 C13 Si1A 121.2(5)
C14 C13 Si1A 128.8(5)
Si1 C13 Si1A 38.2(5)
C15 C13 H13 106.0
C14 C13 H13 106.0
Si1 C13 H13 106.0
Si1A C13 H13 68.6
C13 C14 H14A 109.5
C13 C14 H14B 109.5
H14A C14 H14B 109.5
C13 C14 H14C 109.5
H14A C14 H14C 109.5
H14B C14 H14C 109.5
C13 C15 H15A 109.5
C13 C15 H15B 109.5
H15A C15 H15B 109.5
C13 C15 H15C 109.5
H15A C15 H15C 109.5
H15B C15 H15C 109.5
C17 C16 C18 108.6(3)
C17 C16 Si1 114.9(2)
C18 C16 Si1 115.6(2)
C17 C16 H16 105.6
C18 C16 H16 105.6
Si1 C16 H16 105.6
C16 C17 H17A 109.5
C16 C17 H17B 109.5
H17A C17 H17B 109.5
C16 C17 H17C 109.5
H17A C17 H17C 109.5
H17B C17 H17C 109.5
C16 C18 H18A 109.5
C16 C18 H18B 109.5
H18A C18 H18B 109.5
C16 C18 H18C 109.5
H18A C18 H18C 109.5
H18B C18 H18C 109.5
C21 C19 C20 108.6(3)
C21 C19 Si1 118.4(2)
C20 C19 Si1 110.9(2)
C21 C19 Si1A 80.2(6)
C20 C19 Si1A 139.3(6)
Si1 C19 Si1A 39.7(5)
C21 C19 H19 106.0
C20 C19 H19 106.0
Si1 C19 H19 106.0
Si1A C19 H19 109.3
C19 C20 H20A 109.5
C19 C20 H20B 109.5
H20A C20 H20B 109.5
C19 C20 H20C 109.5
H20A C20 H20C 109.5
H20B C20 H20C 109.5
C19 C21 H21A 109.5
C19 C21 H21B 109.5
H21A C21 H21B 109.5
C19 C21 H21C 109.5
H21A C21 H21C 109.5
H21B C21 H21C 109.5
C27 C22 C23 119.3(3)
C27 C22 N2 120.3(3)
C23 C22 N2 120.4(3)
C24 C23 C22 119.0(3)
C24 C23 C31 117.6(3)
C22 C23 C31 123.5(3)
C25 C24 C23 121.7(3)
C25 C24 H24 119.2
C23 C24 H24 119.2
C26 C25 C24 119.1(3)
C26 C25 H25 120.4
C24 C25 H25 120.4
C25 C26 C27 121.4(3)
C25 C26 H26 119.3
C27 C26 H26 119.3
C26 C27 C22 119.4(3)
C26 C27 C28 116.4(3)
C22 C27 C28 124.1(3)
C29 C28 C27 114.5(3)
C29 C28 C30 107.1(3)
C27 C28 C30 110.1(3)
C29 C28 H28 108.3
C27 C28 H28 108.3
C30 C28 H28 108.3
C28 C29 H29A 109.5
C28 C29 H29B 109.5
H29A C29 H29B 109.5
C28 C29 H29C 109.5
H29A C29 H29C 109.5
H29B C29 H29C 109.5
C28 C30 H30A 109.5
C28 C30 H30B 109.5
H30A C30 H30B 109.5
C28 C30 H30C 109.5
H30A C30 H30C 109.5
H30B C30 H30C 109.5
C23 C31 C33 111.0(3)
C23 C31 C32 112.7(3)
C33 C31 C32 109.5(3)
C23 C31 H31 107.8
C33 C31 H31 107.8
C32 C31 H31 107.8
C31 C32 H32A 109.5
C31 C32 H32B 109.5
H32A C32 H32B 109.5
C31 C32 H32C 109.5
H32A C32 H32C 109.5
H32B C32 H32C 109.5
C31 C33 H33A 109.5
C31 C33 H33B 109.5
H33A C33 H33B 109.5
C31 C33 H33C 109.5
H33A C33 H33C 109.5
H33B C33 H33C 109.5
C36 C34 C35 108.8(3)
C36 C34 Si2 120.2(2)
C35 C34 Si2 109.1(2)
C36 C34 Si2A 97.2(5)
C35 C34 Si2A 114.6(5)
Si2 C34 Si2A 24.2(5)
C36 C34 H34 105.9
C35 C34 H34 105.9
Si2 C34 H34 105.9
Si2A C34 H34 123.1
C34 C35 H35A 109.5
C34 C35 H35B 109.5
H35A C35 H35B 109.5
C34 C35 H35C 109.5
H35A C35 H35C 109.5
H35B C35 H35C 109.5
C34 C36 H36A 109.5
C34 C36 H36B 109.5
H36A C36 H36B 109.5
C34 C36 H36C 109.5
H36A C36 H36C 109.5
H36B C36 H36C 109.5
C38 C37 C39 110.3(3)
C38 C37 Si2 117.1(2)
C39 C37 Si2 110.6(2)
C38 C37 H37 106.0
C39 C37 H37 106.0
Si2 C37 H37 106.0
C37 C38 H38A 109.5
C37 C38 H38B 109.5
H38A C38 H38B 109.5
C37 C38 H38C 109.5
H38A C38 H38C 109.5
H38B C38 H38C 109.5
C37 C39 H39A 109.5
C37 C39 H39B 109.5
H39A C39 H39B 109.5
C37 C39 H39C 109.5
H39A C39 H39C 109.5
H39B C39 H39C 109.5
Si2A C40 C42 146.0(8)
Si2A C40 C41 97.7(8)
C42 C40 C41 107.9(3)
Si2A C40 Si2 31.2(8)
C42 C40 Si2 115.1(2)
C41 C40 Si2 115.4(2)
Si2A C40 H40 87.6
C42 C40 H40 105.9
C41 C40 H40 105.9
Si2 C40 H40 105.9
C40 C41 H41A 109.5
C40 C41 H41B 109.5
H41A C41 H41B 109.5
C40 C41 H41C 109.5
H41A C41 H41C 109.5
H41B C41 H41C 109.5
C40 C42 H42A 109.5
C40 C42 H42B 109.5
H42A C42 H42B 109.5
C40 C42 H42C 109.5
H42A C42 H42C 109.5
H42B C42 H42C 109.5
C1 N1 Si1A 80.9(6)
C1 N1 Cr1A 99.2(4)
Si1A N1 Cr1A 137.2(7)
C1 N1 Si1 116.81(19)
Si1A N1 Si1 45.1(6)
Cr1A N1 Si1 141.1(4)
C1 N1 Cr1 122.71(19)
Si1A N1 Cr1 146.3(6)
Cr1A N1 Cr1 28.4(4)
Si1 N1 Cr1 120.45(14)
C22 N2 Si2A 111.8(6)
C22 N2 Si2 119.15(19)
Si2A N2 Si2 33.5(7)
C22 N2 Cr1 118.75(19)
Si2A N2 Cr1 113.9(6)
Si2 N2 Cr1 121.61(13)
C22 N2 Cr1A 127.2(4)
Si2A N2 Cr1A 119.6(6)
Si2 N2 Cr1A 110.4(3)
Cr1 N2 Cr1A 26.7(4)
N1 Si1 C13 106.21(13)
N1 Si1 C19 112.27(13)
C13 Si1 C19 113.04(14)
N1 Si1 C16 107.31(14)
C13 Si1 C16 109.64(15)
C19 Si1 C16 108.21(14)
N2 Si2 C37 108.38(13)
N2 Si2 C34 113.64(13)
C37 Si2 C34 106.11(15)
N2 Si2 C40 110.03(13)
C37 Si2 C40 106.48(15)
C34 Si2 C40 111.81(15)
N1 Cr1 N2 142.89(11)
N1 Cr1 C43 107.92(12)
N2 Cr1 C43 109.14(12)
N1 Cr1A N2 142.8(7)
N1 Cr1A C1 35.4(2)
N2 Cr1A C1 173.8(6)
N1 Si1A C19 114.6(10)
N1 Si1A C1 45.4(5)
C19 Si1A C1 107.1(8)
N1 Si1A C13 102.6(9)
C19 Si1A C13 101.3(8)
C1 Si1A C13 144.1(9)
C40 Si2A N2 145.0(12)
C40 Si2A C34 108.7(9)
N2 Si2A C34 96.1(8)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C1 C6 1.408(4)
C1 C2 1.426(5)
C1 N1 1.458(4)
C1 Si1A 2.024(18)
C1 Cr1A 2.483(11)
C2 C3 1.381(5)
C2 C10 1.510(5)
C3 C4 1.383(5)
C3 H3 0.9500
C4 C5 1.376(5)
C4 H4 0.9500
C5 C6 1.395(5)
C5 H5 0.9500
C6 C7 1.507(5)
C7 C9 1.528(4)
C7 C8 1.539(4)
C7 H7 1.0000
C8 H8A 0.9800
C8 H8B 0.9800
C8 H8C 0.9800
C9 H9A 0.9800
C9 H9B 0.9800
C9 H9C 0.9800
C10 C12 1.536(5)
C10 C11 1.539(5)
C10 H10 1.0000
C11 H11A 0.9800
C11 H11B 0.9800
C11 H11C 0.9800
C12 H12A 0.9800
C12 H12B 0.9800
C12 H12C 0.9800
C13 C15 1.544(4)
C13 C14 1.545(4)
C13 Si1 1.898(3)
C13 Si1A 2.111(18)
C13 H13 1.0000
C14 H14A 0.9800
C14 H14B 0.9800
C14 H14C 0.9800
C15 H15A 0.9800
C15 H15B 0.9800
C15 H15C 0.9800
C16 C17 1.534(5)
C16 C18 1.543(5)
C16 Si1 1.909(3)
C16 H16 1.0000
C17 H17A 0.9800
C17 H17B 0.9800
C17 H17C 0.9800
C18 H18A 0.9800
C18 H18B 0.9800
C18 H18C 0.9800
C19 C21 1.531(5)
C19 C20 1.537(5)
C19 Si1 1.908(3)
C19 Si1A 1.993(18)
C19 H19 1.0000
C20 H20A 0.9800
C20 H20B 0.9800
C20 H20C 0.9800
C21 H21A 0.9800
C21 H21B 0.9800
C21 H21C 0.9800
C22 C27 1.404(5)
C22 C23 1.415(5)
C22 N2 1.460(4)
C23 C24 1.395(5)
C23 C31 1.520(5)
C24 C25 1.380(5)
C24 H24 0.9500
C25 C26 1.377(6)
C25 H25 0.9500
C26 C27 1.398(5)
C26 H26 0.9500
C27 C28 1.522(5)
C28 C29 1.521(5)
C28 C30 1.538(5)
C28 H28 1.0000
C29 H29A 0.9800
C29 H29B 0.9800
C29 H29C 0.9800
C30 H30A 0.9800
C30 H30B 0.9800
C30 H30C 0.9800
C31 C33 1.524(5)
C31 C32 1.532(4)
C31 H31 1.0000
C32 H32A 0.9800
C32 H32B 0.9800
C32 H32C 0.9800
C33 H33A 0.9800
C33 H33B 0.9800
C33 H33C 0.9800
C34 C36 1.521(5)
C34 C35 1.545(5)
C34 Si2 1.900(3)
C34 Si2A 2.379(19)
C34 H34 1.0000
C35 H35A 0.9800
C35 H35B 0.9800
C35 H35C 0.9800
C36 H36A 0.9800
C36 H36B 0.9800
C36 H36C 0.9800
C37 C38 1.533(5)
C37 C39 1.537(4)
C37 Si2 1.898(3)
C37 H37 1.0000
C38 H38A 0.9800
C38 H38B 0.9800
C38 H38C 0.9800
C39 H39A 0.9800
C39 H39B 0.9800
C39 H39C 0.9800
C40 Si2A 1.455(18)
C40 C42 1.533(5)
C40 C41 1.534(5)
C40 Si2 1.918(3)
C40 H40 1.0000
C41 H41A 0.9800
C41 H41B 0.9800
C41 H41C 0.9800
C42 H42A 0.9800
C42 H42B 0.9800
C42 H42C 0.9800
C43 Cr1 2.058(3)
C43 H43A 0.9800
C43 H43B 0.9800
C43 H43C 0.9800
N1 Si1A 1.654(18)
N1 Cr1A 1.791(10)
N1 Si1 1.793(3)
N1 Cr1 1.893(2)
N2 Si2A 1.724(18)
N2 Si2 1.783(3)
N2 Cr1 1.906(2)
N2 Cr1A 2.008(10)
