#------------------------------------------------------------------------------
#$Date: 2019-11-17 10:11:44 +0200 (Sun, 17 Nov 2019) $
#$Revision: 229278 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/04/77/7047747.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_7047747
loop_
_publ_author_name
'Yang, Chun'
'Zheng, Jie-Yu'
'Cai, Wen-Jing'
'Guo, Fu-Sheng'
'Wang, Yao-Yu'
_publ_section_title
;
 Two isostructural Ln-MOFs showing luminescent sensing (Eu) and slow
 magnetic relaxation (Dy) properties.
;
_journal_issue                   44
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15656
_journal_page_last               15660
_journal_paper_doi               10.1039/c8dt03458c
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C28 H19 Eu N2 O8 S2, H2 O'
_chemical_formula_sum            'C28 H21 Eu N2 O9 S2'
_chemical_formula_weight         745.55
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2018-08-19
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-08-19 deposited with the CCDC.
2018-10-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.471(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.249(4)
_cell_length_b                   12.490(4)
_cell_length_c                   15.997(4)
_cell_measurement_reflns_used    9811
_cell_measurement_temperature    296.15
_cell_measurement_theta_max      25.44
_cell_measurement_theta_min      2.24
_cell_volume                     2684.2(13)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'φ and ω scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0438
_diffrn_reflns_av_unetI/netI     0.0196
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            48232
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.339
_diffrn_reflns_theta_min         2.327
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.553
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6168
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1025 before and 0.0546 after correction. The Ratio of minimum to maximum transmission is 0.8277. The λ/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.845
_exptl_crystal_description       plate
_exptl_crystal_F_000             1480
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.795
_refine_diff_density_min         -0.523
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         4889
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.0255
_refine_ls_R_factor_gt           0.0215
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0209P)²+3.8147P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0508
_refine_ls_wR_factor_ref         0.0530
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4394
_reflns_number_total             4889
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            c8dt03458c2.cif
_cod_data_source_block           aaa
_cod_depositor_comments
'Adding full bibliography for 7047747--7047748.cif.'
_cod_original_cell_volume        2684.1(14)
_cod_database_code               7047747
_shelx_shelxl_version_number     2014/7
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
_shelx_estimated_absorpt_t_max   0.784
_shelx_estimated_absorpt_t_min   0.701
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All O(H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(O1W) \\sim Ueq: with sigma of 0.005 and sigma for terminal atoms of 0.005
3.a Riding coordinates:
 O1W(H1WA,H1WB)
3.b Secondary CH2 refined with riding coordinates:
 C9(H9A,H9B), C23(H23A,H23B)
3.c Aromatic/amide H refined with riding coordinates:
 N2(H2), C3(H3), C5(H5), C8(H8), C11(H11), C12(H12), C13(H13), C14(H14),
 C17(H17), C19(H19), C22(H22), C25(H25), C26(H26), C27(H27), C28(H28)
;
_olex2_submission_special_instructions 'No special instructions were received'
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -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_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
Eu1 Eu 0.33762(2) 0.50627(2) 0.44475(2) 0.01746(5) Uani 1 1 d . .
S1 S 0.26248(7) 0.39628(7) 0.77436(6) 0.0416(2) Uani 1 1 d . .
S2 S 0.40010(7) 0.58811(7) 0.97123(6) 0.0396(2) Uani 1 1 d . .
O1 O 0.40688(14) 0.35576(16) 0.53464(12) 0.0265(5) Uani 1 1 d . .
O2 O 0.57205(15) 0.34161(16) 0.56878(13) 0.0265(4) Uani 1 1 d . .
O3 O 0.68470(15) 0.09479(18) 0.93758(13) 0.0329(5) Uani 1 1 d . .
O4 O 0.75171(15) 0.12652(18) 0.83434(13) 0.0320(5) Uani 1 1 d . .
O5 O 0.38172(15) 0.56712(17) 0.59319(12) 0.0292(5) Uani 1 1 d . .
O6 O 0.54499(16) 0.55430(17) 0.62028(14) 0.0313(5) Uani 1 1 d . .
O7 O 0.71079(15) 0.89279(17) 0.81669(13) 0.0302(5) Uani 1 1 d . .
O8 O 0.71282(16) 0.85845(17) 0.95200(13) 0.0311(5) Uani 1 1 d . .
N2 N 0.2130(3) 0.5812(3) 1.1448(2) 0.0530(9) Uani 1 1 d . .
H2 H 0.1804 0.5818 1.1814 0.064 Uiso 1 1 calc R .
N3 N 0.0267(3) 0.4255(3) 0.9067(3) 0.0785(13) Uani 1 1 d . .
C1 C 0.4930(2) 0.3334(2) 0.58730(18) 0.0220(6) Uani 1 1 d . .
C2 C 0.5007(2) 0.2933(2) 0.67776(18) 0.0239(6) Uani 1 1 d . .
C3 C 0.4232(2) 0.3112(2) 0.71085(19) 0.0286(7) Uani 1 1 d . .
H3 H 0.3664 0.3469 0.6761 0.034 Uiso 1 1 calc R .
C4 C 0.4298(2) 0.2762(3) 0.7953(2) 0.0308(7) Uani 1 1 d . .
C5 C 0.5142(2) 0.2189(2) 0.84496(19) 0.0289(7) Uani 1 1 d . .
H5 H 0.5184 0.1925 0.9005 0.035 Uiso 1 1 calc R .
C6 C 0.5917(2) 0.2010(2) 0.81259(19) 0.0251(6) Uani 1 1 d . .
C7 C 0.6814(2) 0.1373(2) 0.86528(19) 0.0250(6) Uani 1 1 d . .
C8 C 0.5862(2) 0.2404(2) 0.72951(19) 0.0247(6) Uani 1 1 d . .
H8 H 0.6394 0.2314 0.7088 0.030 Uiso 1 1 calc R .
C9 C 0.3492(2) 0.2959(3) 0.8361(2) 0.0411(8) Uani 1 1 d . .
H9A H 0.3795 0.3195 0.8970 0.049 Uiso 1 1 calc R .
H9B H 0.3138 0.2297 0.8365 0.049 Uiso 1 1 calc R .
C10 C 0.1774(2) 0.4052(3) 0.8313(2) 0.0346(7) Uani 1 1 d . .
C11 C 0.0966(3) 0.4735(3) 0.7953(3) 0.0544(10) Uani 1 1 d . .
H11 H 0.0915 0.5142 0.7453 0.065 Uiso 1 1 calc R .
C12 C 0.0246(3) 0.4798(4) 0.8349(4) 0.0753(16) Uani 1 1 d . .
H12 H -0.0291 0.5252 0.8096 0.090 Uiso 1 1 calc R .
C13 C 0.1055(3) 0.3619(3) 0.9414(3) 0.0617(12) Uani 1 1 d . .
H13 H 0.1092 0.3236 0.9923 0.074 Uiso 1 1 calc R .
C14 C 0.1819(3) 0.3490(3) 0.9074(2) 0.0442(9) Uani 1 1 d . .
H14 H 0.2351 0.3038 0.9348 0.053 Uiso 1 1 calc R .
C15 C 0.4707(2) 0.5858(2) 0.63923(17) 0.0208(6) Uani 1 1 d . .
C16 C 0.4879(2) 0.6500(2) 0.72257(17) 0.0195(6) Uani 1 1 d . .
C17 C 0.4175(2) 0.6469(2) 0.76541(18) 0.0223(6) Uani 1 1 d . .
H17 H 0.3600 0.6063 0.7415 0.027 Uiso 1 1 calc R .
C18 C 0.4320(2) 0.7038(2) 0.84380(18) 0.0236(6) Uani 1 1 d . .
C19 C 0.5175(2) 0.7653(2) 0.87809(18) 0.0254(6) Uani 1 1 d . .
H19 H 0.5287 0.8020 0.9311 0.031 Uiso 1 1 calc R .
C20 C 0.5870(2) 0.7727(2) 0.83373(18) 0.0229(6) Uani 1 1 d . .
C21 C 0.6754(2) 0.8454(2) 0.86949(18) 0.0225(6) Uani 1 1 d . .
C22 C 0.5722(2) 0.7139(2) 0.75620(17) 0.0207(6) Uani 1 1 d . .
H22 H 0.6187 0.7175 0.7270 0.025 Uiso 1 1 calc R .
C23 C 0.3565(2) 0.6954(2) 0.89119(19) 0.0275(7) Uani 1 1 d . .
H23A H 0.2911 0.6789 0.8496 0.033 Uiso 1 1 calc R .
H23B H 0.3527 0.7622 0.9209 0.033 Uiso 1 1 calc R .
C24 C 0.3197(2) 0.5865(2) 1.03201(19) 0.0285(7) Uani 1 1 d . .
C25 C 0.2335(2) 0.6463(3) 1.0137(2) 0.0324(7) Uani 1 1 d . .
H25 H 0.2114 0.6884 0.9630 0.039 Uiso 1 1 calc R .
C26 C 0.1808(3) 0.6424(3) 1.0719(3) 0.0466(9) Uani 1 1 d . .
H26 H 0.1228 0.6823 1.0605 0.056 Uiso 1 1 calc R .
C27 C 0.2931(3) 0.5199(3) 1.1627(3) 0.0520(11) Uani 1 1 d . .
H27 H 0.3118 0.4766 1.2128 0.062 Uiso 1 1 calc R .
C28 C 0.3475(3) 0.5202(3) 1.1078(2) 0.0430(9) Uani 1 1 d . .
H28 H 0.4034 0.4767 1.1200 0.052 Uiso 1 1 calc R .
O1W O 0.6054(5) 0.9674(4) 1.0648(4) 0.159(2) Uani 1 1 d . U
H1WA H 0.6515 0.9972 1.1070 0.238 Uiso 1 1 d R .
H1WB H 0.6348 0.9358 1.0229 0.238 Uiso 1 1 d 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'
Eu Eu -0.1578 3.6682 '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'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
S S 0.1246 0.1234 '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_1
_geom_angle_site_symmetry_3
O1 Eu1 Eu1 63.65(5) . 3_666
O1 Eu1 O3 78.87(7) . 4_565
O1 Eu1 O4 84.66(8) . 4_565
O1 Eu1 O7 155.94(7) . 4_575
O1 Eu1 O8 132.09(7) . 4_575
O1 Eu1 C7 82.83(8) . 4_565
O1 Eu1 C21 150.79(7) . 4_575
O2 Eu1 Eu1 61.75(5) 3_666 3_666
O2 Eu1 O1 124.59(7) 3_666 .
O2 Eu1 O3 154.98(7) 3_666 4_565
O2 Eu1 O4 130.07(7) 3_666 4_565
O2 Eu1 O5 82.08(7) 3_666 .
O2 Eu1 O6 74.25(7) 3_666 3_666
O2 Eu1 O7 77.90(7) 3_666 4_575
O2 Eu1 O8 82.91(8) 3_666 4_575
O2 Eu1 C7 148.38(8) 3_666 4_565
O2 Eu1 C21 80.20(8) 3_666 4_575
O3 Eu1 Eu1 142.51(5) 4_565 3_666
O3 Eu1 O7 80.76(7) 4_565 4_575
O3 Eu1 C7 26.61(7) 4_565 4_565
O3 Eu1 C21 74.91(8) 4_565 4_575
O4 Eu1 Eu1 118.52(5) 4_565 3_666
O4 Eu1 O3 53.13(7) 4_565 4_565
O4 Eu1 O7 72.87(8) 4_565 4_575
O4 Eu1 O8 107.62(7) 4_565 4_575
O4 Eu1 C7 26.66(7) 4_565 4_565
O4 Eu1 C21 89.74(8) 4_565 4_575
O5 Eu1 Eu1 73.44(5) . 3_666
O5 Eu1 O1 74.28(7) . .
O5 Eu1 O3 98.31(7) . 4_565
O5 Eu1 O4 147.85(7) . 4_565
O5 Eu1 O7 121.56(7) . 4_575
O5 Eu1 O8 71.93(7) . 4_575
O5 Eu1 C7 124.29(8) . 4_565
O5 Eu1 C21 96.89(8) . 4_575
O6 Eu1 Eu1 50.13(5) 3_666 3_666
O6 Eu1 O1 78.53(7) 3_666 .
O6 Eu1 O3 123.61(7) 3_666 4_565
O6 Eu1 O4 73.85(7) 3_666 4_565
O6 Eu1 O5 123.52(7) 3_666 .
O6 Eu1 O7 102.64(7) 3_666 4_575
O6 Eu1 O8 149.22(7) 3_666 4_575
O6 Eu1 C7 99.57(8) 3_666 4_565
O6 Eu1 C21 127.22(8) 3_666 4_575
O7 Eu1 Eu1 135.18(5) 4_575 3_666
O7 Eu1 C7 73.24(8) 4_575 4_565
O7 Eu1 C21 25.93(7) 4_575 4_575
O8 Eu1 Eu1 133.11(5) 4_575 3_666
O8 Eu1 O3 73.59(8) 4_575 4_565
O8 Eu1 O7 51.56(6) 4_575 4_575
O8 Eu1 C7 89.07(8) 4_575 4_565
O8 Eu1 C21 25.66(7) 4_575 4_575
C7 Eu1 Eu1 137.05(6) 4_565 3_666
C7 Eu1 C21 79.51(9) 4_565 4_575
C21 Eu1 Eu1 141.49(6) 4_575 3_666
C10 S1 C9 103.09(16) . .
C24 S2 C23 105.65(14) . .
C1 O1 Eu1 133.87(18) . .
C1 O2 Eu1 130.45(18) . 3_666
C7 O3 Eu1 91.16(17) . 4_666
C7 O4 Eu1 93.50(17) . 4_666
C15 O5 Eu1 121.65(18) . .
C15 O6 Eu1 168.56(19) . 3_666
C21 O7 Eu1 91.60(16) . 4_676
C21 O8 Eu1 95.64(17) . 4_676
C27 N2 C26 122.5(3) . .
C12 N3 C13 115.8(4) . .
O1 C1 C2 117.3(3) . .
O2 C1 O1 124.7(3) . .
O2 C1 C2 118.0(2) . .
C3 C2 C1 120.0(3) . .
C8 C2 C1 120.1(3) . .
C8 C2 C3 119.9(3) . .
C2 C3 C4 120.9(3) . .
C3 C4 C5 118.6(3) . .
C3 C4 C9 123.4(3) . .
C5 C4 C9 118.0(3) . .
C6 C5 C4 120.9(3) . .
C5 C6 C7 120.7(3) . .
C5 C6 C8 120.0(3) . .
C8 C6 C7 119.3(3) . .
O3 C7 Eu1 62.23(15) . 4_666
O3 C7 O4 121.5(3) . .
O3 C7 C6 120.2(3) . .
O4 C7 Eu1 59.83(15) . 4_666
O4 C7 C6 118.3(3) . .
C6 C7 Eu1 171.3(2) . 4_666
C2 C8 C6 119.7(3) . .
C4 C9 S1 110.8(2) . .
C11 C10 S1 116.4(3) . .
C14 C10 S1 126.1(3) . .
C14 C10 C11 117.5(3) . .
C12 C11 C10 118.9(4) . .
N3 C12 C11 124.4(4) . .
N3 C13 C14 124.8(4) . .
C13 C14 C10 118.4(4) . .
O5 C15 C16 116.9(2) . .
O6 C15 O5 124.5(3) . .
O6 C15 C16 118.6(2) . .
C17 C16 C15 119.3(2) . .
C17 C16 C22 119.8(2) . .
C22 C16 C15 120.9(2) . .
C16 C17 C18 120.9(3) . .
C17 C18 C23 119.9(3) . .
C19 C18 C17 118.9(3) . .
C19 C18 C23 121.1(3) . .
C18 C19 C20 120.8(3) . .
C19 C20 C21 119.5(2) . .
C22 C20 C19 119.6(3) . .
C22 C20 C21 121.0(3) . .
O7 C21 Eu1 62.47(14) . 4_676
O7 C21 C20 119.9(2) . .
O8 C21 Eu1 58.71(15) . 4_676
O8 C21 O7 121.1(3) . .
O8 C21 C20 119.0(3) . .
C20 C21 Eu1 175.9(2) . 4_676
C16 C22 C20 120.0(3) . .
C18 C23 S2 105.8(2) . .
C25 C24 S2 125.6(2) . .
C25 C24 C28 118.2(3) . .
C28 C24 S2 116.1(3) . .
C26 C25 C24 119.0(3) . .
N2 C26 C25 120.2(3) . .
N2 C27 C28 119.9(3) . .
C27 C28 C24 120.2(3) . .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
Eu1 Eu1 4.3716(13) 3_666
Eu1 O1 2.373(2) .
Eu1 O2 2.345(2) 3_666
Eu1 O3 2.487(2) 4_565
Eu1 O4 2.435(2) 4_565
Eu1 O5 2.3699(19) .
Eu1 O6 2.369(2) 3_666
Eu1 O7 2.566(2) 4_575
Eu1 O8 2.484(2) 4_575
Eu1 C7 2.811(3) 4_565
Eu1 C21 2.892(3) 4_575
S1 C9 1.806(3) .
S1 C10 1.746(3) .
S2 C23 1.814(3) .
S2 C24 1.732(3) .
O1 C1 1.267(3) .
O2 Eu1 2.345(2) 3_666
O2 C1 1.261(3) .
O3 Eu1 2.487(2) 4_666
O3 C7 1.259(3) .
O4 Eu1 2.435(2) 4_666
O4 C7 1.264(4) .
O5 C15 1.258(3) .
O6 Eu1 2.369(2) 3_666
O6 C15 1.257(3) .
O7 Eu1 2.566(2) 4_676
O7 C21 1.265(3) .
O8 Eu1 2.484(2) 4_676
O8 C21 1.258(3) .
N2 C26 1.342(5) .
N2 C27 1.324(5) .
N3 C12 1.327(7) .
N3 C13 1.336(6) .
C1 C2 1.500(4) .
C2 C3 1.393(4) .
C2 C8 1.390(4) .
C3 C4 1.393(4) .
C4 C5 1.397(4) .
C4 C9 1.518(4) .
C5 C6 1.386(4) .
C6 C7 1.502(4) .
C6 C8 1.395(4) .
C7 Eu1 2.811(3) 4_666
C10 C11 1.394(5) .
C10 C14 1.388(5) .
C11 C12 1.376(6) .
C13 C14 1.378(5) .
C15 C16 1.504(4) .
C16 C17 1.392(4) .
C16 C22 1.392(4) .
C17 C18 1.396(4) .
C18 C19 1.389(4) .
C18 C23 1.511(4) .
C19 C20 1.400(4) .
C20 C21 1.504(4) .
C20 C22 1.395(4) .
C21 Eu1 2.892(3) 4_676
C24 C25 1.383(4) .
C24 C28 1.412(4) .
C25 C26 1.377(4) .
C27 C28 1.350(5) .
