#------------------------------------------------------------------------------
#$Date: 2016-02-14 06:40:26 +0200 (Sun, 14 Feb 2016) $
#$Revision: 176432 $
#$URL: svn://www.crystallography.net/cod/cif/7/11/16/7111693.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the Crystal Eye server at
# http://wwmm.ch.cam.ac.uk/crystaleye/, created by Nick Day at the
# Peter Murray-Rust laboratory.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_7111693
loop_
_publ_author_name
'Sato, Takahiro'
'Mizuhata, Yoshiyuki'
'Tokitoh, Norihiro'
_publ_section_title
;
 1,2-Dialkynyldisilenes: silicon analogues of (E)-enediyne
;
_journal_issue                   24
_journal_name_full               'Chemical Communications'
_journal_page_first              4402
_journal_page_last               4404
_journal_paper_doi               10.1039/c0cc00406e
_journal_volume                  46
_journal_year                    2010
_chemical_formula_moiety         'C76 H144 Si16'
_chemical_formula_sum            'C76 H144 Si16'
_chemical_formula_weight         1507.35
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 114.0243(16)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   32.0708(5)
_cell_length_b                   13.4092(2)
_cell_length_c                   23.4405(5)
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.31
_cell_volume                     9207.2(3)
_computing_cell_refinement       HKL2000
_computing_data_collection       CrystalClear
_computing_data_reduction        'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SHELXS-97
_diffrn_ambient_temperature      103(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'RIGAKU Saturn70'
_diffrn_measurement_method       ω
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -37
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            38386
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    0.257
_exptl_absorpt_correction_T_max  0.9503
_exptl_absorpt_correction_T_min  0.9503
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_density_diffrn    1.087
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3296
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.470
_refine_diff_density_min         -0.277
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     477
_refine_ls_number_reflns         8076
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0456
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0432P)²+6.1962P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0784
_refine_ls_wR_factor_ref         0.0843
_reflns_number_gt                6521
_reflns_number_total             8076
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0cc00406esup1.cif
_cod_data_source_block           bis(phenylethynyl)disilene
_cod_original_sg_symbol_Hall     ' -C 2yc '
_cod_original_sg_symbol_H-M      ' C 2/c'
_cod_database_code               7111693
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y, -z+1/2'
'x+1/2, y+1/2, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y, z-1/2'
'-x+1/2, -y+1/2, -z'
'x+1/2, -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
Si1 Si 0.713935(17) 0.23660(4) -0.01079(2) 0.02119(12) Uani 1 1 d . . .
C1 C 0.67685(6) 0.22514(14) -0.09247(8) 0.0251(4) Uani 1 1 d . A .
C2 C 0.64963(7) 0.22046(16) -0.14660(9) 0.0320(5) Uani 1 1 d D . .
C3 C 0.6183(5) 0.2037(6) -0.2115(5) 0.026(2) Uani 0.505(5) 1 d PD A 1
C4 C 0.63076(7) 0.22614(15) -0.25939(9) 0.0319(5) Uani 1 1 d . . .
H1 H 0.6618 0.2406 -0.2504 0.05(2) Uiso 0.505(5) 1 calc PR A 1
H2 H 0.6623 0.2187 -0.2505 0.044(18) Uiso 0.495(5) 1 calc PR A 2
C5 C 0.59885(8) 0.22803(16) -0.32080(9) 0.0365(5) Uani 1 1 d . A .
H3 H 0.6074 0.2506 -0.3529 0.024(11) Uiso 0.505(5) 1 calc PR A 1
H4 H 0.6078 0.2154 -0.3541 0.037(13) Uiso 0.495(5) 1 calc PR A 2
C6 C 0.5550(2) 0.1975(5) -0.3353(3) 0.0379(14) Uani 0.505(5) 1 d P A 1
H5 H 0.5336 0.1950 -0.3776 0.045 Uiso 0.505(5) 1 calc PR A 1
C7 C 0.54202(15) 0.1706(4) -0.2883(2) 0.0465(16) Uani 0.505(5) 1 d P A 1
H6 H 0.5117 0.1488 -0.2982 0.056 Uiso 0.505(5) 1 calc PR A 1
C8 C 0.57301(15) 0.1752(5) -0.22675(19) 0.0421(15) Uani 0.505(5) 1 d P A 1
H7 H 0.5635 0.1588 -0.1944 0.051 Uiso 0.505(5) 1 calc PR A 1
C9 C 0.6164(4) 0.2353(6) -0.2099(5) 0.0202(18) Uani 0.495(5) 1 d PD A 2
C10 C 0.5531(2) 0.2489(5) -0.3331(3) 0.0390(15) Uani 0.495(5) 1 d P A 2
H8 H 0.5313 0.2538 -0.3751 0.047 Uiso 0.495(5) 1 calc PR A 2
C11 C 0.53933(15) 0.2624(4) -0.2849(2) 0.0454(16) Uani 0.495(5) 1 d P A 2
H9 H 0.5083 0.2763 -0.2937 0.054 Uiso 0.495(5) 1 calc PR A 2
C12 C 0.57134(15) 0.2554(5) -0.22312(19) 0.0387(14) Uani 0.495(5) 1 d P A 2
H10 H 0.5619 0.2647 -0.1899 0.046 Uiso 0.495(5) 1 calc PR A 2
C13 C 0.67975(6) 0.25099(12) 0.03804(7) 0.0182(4) Uani 1 1 d . . .
C14 C 0.66538(5) 0.16452(13) 0.05998(7) 0.0180(4) Uani 1 1 d . . .
C15 C 0.63748(5) 0.17396(13) 0.09282(7) 0.0181(4) Uani 1 1 d . . .
H11 H 0.6284 0.1151 0.1072 0.022 Uiso 1 1 calc R . .
C16 C 0.62237(5) 0.26658(13) 0.10547(7) 0.0177(4) Uani 1 1 d . . .
C17 C 0.63669(6) 0.35011(13) 0.08255(7) 0.0188(4) Uani 1 1 d . . .
H12 H 0.6274 0.4141 0.0904 0.023 Uiso 1 1 calc R . .
C18 C 0.66395(6) 0.34472(13) 0.04861(7) 0.0182(4) Uani 1 1 d . . .
C19 C 0.67865(6) 0.06091(12) 0.04693(8) 0.0192(4) Uani 1 1 d . . .
H13 H 0.6975 0.0746 0.0227 0.023 Uiso 1 1 calc R . .
C20 C 0.67387(6) 0.44068(13) 0.02190(8) 0.0199(4) Uani 1 1 d . . .
H14 H 0.6956 0.4186 0.0037 0.024 Uiso 1 1 calc R . .
Si2 Si 0.720682(17) -0.00042(4) 0.12094(2) 0.02235(12) Uani 1 1 d . . .
Si3 Si 0.628206(17) -0.01211(4) -0.01044(2) 0.02383(12) Uani 1 1 d . . .
Si4 Si 0.708938(18) 0.53290(4) 0.08413(2) 0.02488(12) Uani 1 1 d . . .
Si5 Si 0.622357(17) 0.48586(4) -0.04952(2) 0.02363(12) Uani 1 1 d . . .
C21 C 0.76495(6) 0.09489(15) 0.16164(9) 0.0317(5) Uani 1 1 d . . .
H15 H 0.7881 0.0661 0.1999 0.048 Uiso 1 1 calc R . .
H16 H 0.7507 0.1523 0.1724 0.048 Uiso 1 1 calc R . .
H17 H 0.7795 0.1165 0.1341 0.048 Uiso 1 1 calc R . .
C22 C 0.69645(7) -0.04588(16) 0.17623(9) 0.0336(5) Uani 1 1 d . . .
H18 H 0.6693 -0.0864 0.1535 0.050 Uiso 1 1 calc R . .
H19 H 0.6880 0.0113 0.1954 0.050 Uiso 1 1 calc R . .
H20 H 0.7193 -0.0864 0.2089 0.050 Uiso 1 1 calc R . .
C23 C 0.74576(7) -0.11196(15) 0.09947(10) 0.0364(5) Uani 1 1 d . . .
H21 H 0.7593 -0.0923 0.0704 0.055 Uiso 1 1 calc R . .
H22 H 0.7218 -0.1616 0.0795 0.055 Uiso 1 1 calc R . .
H23 H 0.7694 -0.1407 0.1372 0.055 Uiso 1 1 calc R . .
C24 C 0.60528(7) -0.10520(15) 0.02888(10) 0.0338(5) Uani 1 1 d . . .
H24 H 0.5784 -0.1380 -0.0024 0.051 Uiso 1 1 calc R . .
H25 H 0.5967 -0.0711 0.0595 0.051 Uiso 1 1 calc R . .
H26 H 0.6287 -0.1553 0.0501 0.051 Uiso 1 1 calc R . .
C25 C 0.64589(8) -0.08510(19) -0.06469(11) 0.0466(6) Uani 1 1 d . . .
H27 H 0.6698 -0.1327 -0.0407 0.070 Uiso 1 1 calc R . .
H28 H 0.6577 -0.0396 -0.0873 0.070 Uiso 1 1 calc R . .
H29 H 0.6195 -0.1213 -0.0946 0.070 Uiso 1 1 calc R . .
C26 C 0.58294(6) 0.07652(15) -0.05991(9) 0.0317(5) Uani 1 1 d . . .
H30 H 0.5565 0.0388 -0.0885 0.048 Uiso 1 1 calc R . .
H31 H 0.5950 0.1184 -0.0840 0.048 Uiso 1 1 calc R . .
H32 H 0.5736 0.1188 -0.0331 0.048 Uiso 1 1 calc R . .
C27 C 0.75246(7) 0.45989(16) 0.14852(10) 0.0411(5) Uani 1 1 d . . .
H33 H 0.7703 0.4193 0.1317 0.062 Uiso 1 1 calc R . .
H34 H 0.7371 0.4163 0.1675 0.062 Uiso 1 1 calc R . .
H35 H 0.7729 0.5057 0.1802 0.062 Uiso 1 1 calc R . .
C28 C 0.67748(7) 0.61591(15) 0.11733(10) 0.0347(5) Uani 1 1 d . . .
H36 H 0.6993 0.6481 0.1553 0.052 Uiso 1 1 calc R . .
H37 H 0.6558 0.5761 0.1275 0.052 Uiso 1 1 calc R . .
H38 H 0.6609 0.6670 0.0866 0.052 Uiso 1 1 calc R . .
C29 C 0.73816(7) 0.61592(15) 0.04819(10) 0.0359(5) Uani 1 1 d . . .
H39 H 0.7153 0.6545 0.0144 0.054 Uiso 1 1 calc R . .
H40 H 0.7559 0.5754 0.0313 0.054 Uiso 1 1 calc R . .
H41 H 0.7586 0.6615 0.0799 0.054 Uiso 1 1 calc R . .
C30 C 0.60133(8) 0.61122(17) -0.03798(11) 0.0465(6) Uani 1 1 d . . .
H42 H 0.5751 0.6307 -0.0761 0.070 Uiso 1 1 calc R . .
H43 H 0.6258 0.6604 -0.0288 0.070 Uiso 1 1 calc R . .
H44 H 0.5920 0.6082 -0.0030 0.070 Uiso 1 1 calc R . .
C31 C 0.63829(7) 0.49685(17) -0.11710(9) 0.0382(5) Uani 1 1 d . . .
H45 H 0.6495 0.4323 -0.1247 0.057 Uiso 1 1 calc R . .
H46 H 0.6623 0.5471 -0.1080 0.057 Uiso 1 1 calc R . .
H47 H 0.6115 0.5169 -0.1543 0.057 Uiso 1 1 calc R . .
C32 C 0.57446(7) 0.39487(16) -0.07115(9) 0.0362(5) Uani 1 1 d . . .
H48 H 0.5500 0.4148 -0.1109 0.054 Uiso 1 1 calc R . .
H49 H 0.5628 0.3937 -0.0385 0.054 Uiso 1 1 calc R . .
H50 H 0.5854 0.3283 -0.0754 0.054 Uiso 1 1 calc R . .
C33 C 0.59226(6) 0.27349(13) 0.14335(8) 0.0190(4) Uani 1 1 d . . .
Si6 Si 0.624748(17) 0.20722(4) 0.22254(2) 0.02216(12) Uani 1 1 d . . .
Si7 Si 0.534336(17) 0.21050(4) 0.09729(2) 0.02279(12) Uani 1 1 d . . .
Si8 Si 0.581155(17) 0.41007(4) 0.16037(2) 0.02095(12) Uani 1 1 d . . .
C34 C 0.68762(6) 0.22477(14) 0.24685(8) 0.0281(4) Uani 1 1 d . . .
H51 H 0.7042 0.1968 0.2887 0.042 Uiso 1 1 calc R . .
H52 H 0.6944 0.2961 0.2474 0.042 Uiso 1 1 calc R . .
H53 H 0.6971 0.1906 0.2172 0.042 Uiso 1 1 calc R . .
C35 C 0.61259(7) 0.07038(14) 0.22322(10) 0.0323(5) Uani 1 1 d . . .
H54 H 0.6179 0.0371 0.1895 0.049 Uiso 1 1 calc R . .
H55 H 0.5807 0.0609 0.2170 0.049 Uiso 1 1 calc R . .
H56 H 0.6328 0.0417 0.2635 0.049 Uiso 1 1 calc R . .
C36 C 0.61147(7) 0.25284(15) 0.28904(9) 0.0319(5) Uani 1 1 d . . .
H57 H 0.5795 0.2385 0.2802 0.048 Uiso 1 1 calc R . .
H58 H 0.6167 0.3249 0.2940 0.048 Uiso 1 1 calc R . .
H59 H 0.6313 0.2189 0.3276 0.048 Uiso 1 1 calc R . .
C37 C 0.53620(7) 0.08019(16) 0.07006(10) 0.0377(5) Uani 1 1 d . . .
H60 H 0.5050 0.0548 0.0485 0.057 Uiso 1 1 calc R . .
H61 H 0.5531 0.0376 0.1061 0.057 Uiso 1 1 calc R . .
H62 H 0.5515 0.0798 0.0413 0.057 Uiso 1 1 calc R . .
C38 C 0.49906(6) 0.19917(15) 0.14435(9) 0.0287(4) Uani 1 1 d . . .
H63 H 0.4893 0.2656 0.1513 0.043 Uiso 1 1 calc R . .
H64 H 0.5174 0.1681 0.1847 0.043 Uiso 1 1 calc R . .
H65 H 0.4722 0.1579 0.1216 0.043 Uiso 1 1 calc R . .
C39 C 0.50249(7) 0.28178(18) 0.02361(9) 0.0386(5) Uani 1 1 d . . .
H66 H 0.4756 0.2437 -0.0032 0.058 Uiso 1 1 calc R . .
H67 H 0.5224 0.2927 0.0017 0.058 Uiso 1 1 calc R . .
H68 H 0.4929 0.3463 0.0338 0.058 Uiso 1 1 calc R . .
C40 C 0.53922(7) 0.42682(15) 0.19710(9) 0.0305(4) Uani 1 1 d . . .
H69 H 0.5456 0.3779 0.2307 0.046 Uiso 1 1 calc R . .
H70 H 0.5081 0.4169 0.1654 0.046 Uiso 1 1 calc R . .
H71 H 0.5421 0.4943 0.2143 0.046 Uiso 1 1 calc R . .
C41 C 0.63593(6) 0.46851(14) 0.21535(8) 0.0264(4) Uani 1 1 d . . .
H72 H 0.6314 0.5403 0.2181 0.040 Uiso 1 1 calc R . .
H73 H 0.6597 0.4572 0.1999 0.040 Uiso 1 1 calc R . .
H74 H 0.6453 0.4385 0.2568 0.040 Uiso 1 1 calc R . .
C42 C 0.55569(7) 0.49465(15) 0.08977(9) 0.0303(4) Uani 1 1 d . . .
H75 H 0.5236 0.5078 0.0810 0.046 Uiso 1 1 calc R . .
H76 H 0.5577 0.4621 0.0535 0.046 Uiso 1 1 calc R . .
H77 H 0.5726 0.5577 0.0982 0.046 Uiso 1 1 calc R . .
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'
Si Si 0.0817 0.0704 '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
_geom_angle_site_symmetry_3
C1 Si1 C13 110.94(8) .
C1 Si1 Si1 115.98(7) 7_655
C13 Si1 Si1 131.53(6) 7_655
C2 C1 Si1 175.66(17) .
C1 C2 C9 169.0(4) .
C1 C2 C3 173.9(4) .
C9 C2 C3 17.1(5) .
C4 C3 C8 118.0(7) .
C4 C3 C2 121.0(11) .
C8 C3 C2 120.6(11) .
C3 C4 C5 121.1(5) .
C3 C4 C9 17.7(5) .
C5 C4 C9 120.0(5) .
C6 C5 C4 120.1(3) .
C6 C5 C10 29.0(2) .
C4 C5 C10 119.0(3) .
C5 C6 C7 119.7(5) .
C6 C7 C8 120.1(5) .
C7 C8 C3 120.6(6) .
C12 C9 C4 119.6(7) .
C12 C9 C2 121.6(10) .
C4 C9 C2 118.7(9) .
C11 C10 C5 120.9(5) .
C10 C11 C12 119.6(5) .
C9 C12 C11 120.5(6) .
C18 C13 C14 118.07(15) .
C18 C13 Si1 122.30(13) .
C14 C13 Si1 119.34(13) .
C15 C14 C13 119.90(15) .
C15 C14 C19 119.07(15) .
C13 C14 C19 121.01(15) .
C14 C15 C16 123.09(16) .
C17 C16 C15 115.51(15) .
C17 C16 C33 123.24(15) .
C15 C16 C33 121.25(15) .
C16 C17 C18 123.68(16) .
C17 C18 C13 119.69(16) .
C17 C18 C20 118.24(15) .
C13 C18 C20 122.02(15) .
C14 C19 Si2 111.41(11) .
C14 C19 Si3 112.70(11) .
Si2 C19 Si3 120.46(9) .
C18 C20 Si4 113.19(11) .
C18 C20 Si5 112.21(12) .
Si4 C20 Si5 119.90(9) .
C21 Si2 C23 111.54(9) .
C21 Si2 C22 108.39(9) .
C23 Si2 C22 105.87(10) .
C21 Si2 C19 106.33(8) .
C23 Si2 C19 108.98(8) .
C22 Si2 C19 115.81(8) .
C25 Si3 C26 106.59(10) .
C25 Si3 C24 105.97(11) .
C26 Si3 C24 111.60(9) .
C25 Si3 C19 110.18(9) .
C26 Si3 C19 109.49(8) .
C24 Si3 C19 112.78(9) .
C27 Si4 C29 109.37(10) .
C27 Si4 C28 109.19(10) .
C29 Si4 C28 106.75(9) .
C27 Si4 C20 107.16(9) .
C29 Si4 C20 106.99(9) .
C28 Si4 C20 117.21(9) .
C31 Si5 C32 107.61(10) .
C31 Si5 C30 107.00(11) .
C32 Si5 C30 108.77(11) .
C31 Si5 C20 109.42(8) .
C32 Si5 C20 110.73(8) .
C30 Si5 C20 113.10(9) .
C16 C33 Si7 109.58(11) .
C16 C33 Si6 107.62(11) .
Si7 C33 Si6 110.90(9) .
C16 C33 Si8 112.45(11) .
Si7 C33 Si8 108.32(8) .
Si6 C33 Si8 107.99(8) .
C34 Si6 C35 108.76(9) .
C34 Si6 C36 106.64(9) .
C35 Si6 C36 101.14(9) .
C34 Si6 C33 109.06(8) .
C35 Si6 C33 115.11(8) .
C36 Si6 C33 115.54(8) .
C37 Si7 C39 104.10(11) .
C37 Si7 C38 103.61(9) .
C39 Si7 C38 110.49(9) .
C37 Si7 C33 116.39(9) .
C39 Si7 C33 109.47(8) .
C38 Si7 C33 112.36(8) .
C41 Si8 C40 106.24(9) .
C41 Si8 C42 107.47(9) .
C40 Si8 C42 101.18(9) .
C41 Si8 C33 109.70(8) .
C40 Si8 C33 115.61(8) .
C42 Si8 C33 115.84(8) .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
Si1 C1 1.8028(19) .
Si1 C13 1.8899(17) .
Si1 Si1 2.1872(10) 7_655
C1 C2 1.214(3) .
C2 C9 1.446(9) .
C2 C3 1.459(9) .
C3 C4 1.369(15) .
C3 C8 1.401(16) .
C4 C5 1.386(3) .
C4 C9 1.416(14) .
C5 C6 1.368(7) .
C5 C10 1.403(7) .
C6 C7 1.374(8) .
C7 C8 1.381(6) .
C9 C12 1.377(14) .
C10 C11 1.383(8) .
C11 C12 1.396(6) .
C13 C18 1.414(2) .
C13 C14 1.419(2) .
C14 C15 1.404(2) .
C14 C19 1.520(2) .
C15 C16 1.408(2) .
C16 C17 1.398(2) .
C16 C33 1.558(2) .
C17 C18 1.403(2) .
C18 C20 1.520(2) .
C19 Si2 1.8972(17) .
C19 Si3 1.9008(17) .
C20 Si4 1.8937(18) .
C20 Si5 1.9099(17) .
Si2 C21 1.859(2) .
Si2 C23 1.862(2) .
Si2 C22 1.864(2) .
Si3 C25 1.866(2) .
Si3 C26 1.869(2) .
Si3 C24 1.871(2) .
Si4 C27 1.863(2) .
Si4 C29 1.863(2) .
Si4 C28 1.871(2) .
Si5 C31 1.858(2) .
Si5 C32 1.863(2) .
Si5 C30 1.871(2) .
C33 Si7 1.9228(17) .
C33 Si6 1.9353(17) .
C33 Si8 1.9380(18) .
Si6 C34 1.8734(19) .
Si6 C35 1.8774(19) .
Si6 C36 1.8779(19) .
Si7 C37 1.869(2) .
Si7 C39 1.872(2) .
Si7 C38 1.8803(18) .
Si8 C41 1.8755(18) .
Si8 C40 1.8824(19) .
Si8 C42 1.8951(19) .
