#------------------------------------------------------------------------------ #$Date: 2016-03-22 22:38:15 +0000 (Tue, 22 Mar 2016) $ #$Revision: 179120 $ #$URL: svn://www.crystallography.net/cod/cif/4/30/82/4308259.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_4308259 loop_ _publ_author_name 'Nguyen Hung Huy' 'Ulrich Abram' _publ_contact_author ; Ulrich Abram Free University of Berlin Institute of Chemistry Fabeckstrasse 34-36 D-14195 Berlin Germany ; _publ_contact_author_email abram@chemie.fu-berlin.de _publ_contact_author_fax '0049 (0)30 838 52676' _publ_contact_author_phone '0049 (0)30 838 54002' _publ_section_title ; Rhenium and Technetium Complexes with N,N-Dialkyl-N'-benzoylthioureas ; _journal_name_full 'Inorganic Chemistry' _journal_page_first 5310 _journal_page_last 5319 _journal_paper_doi 10.1021/ic070323x _journal_volume 46 _journal_year 2007 _chemical_formula_moiety 'C30 H28 Cl2 N2 O3 P Re S' _chemical_formula_sum 'C30 H28 Cl2 N2 O3 P Re S' _chemical_formula_weight 784.47 _chemical_name_common ReOCl2PPh3(PhCONCSMor) _chemical_name_systematic ; TriphenylphosphineOxodichloro(N-benzoyl-N'-morpholinylthioreato-O,S)rhenium(V) ; _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 'heavy tom' _atom_sites_solution_secondary difmap _audit_creation_method SHELXL-97 _cell_angle_alpha 90.00 _cell_angle_beta 130.80(1) _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 11.730(1) _cell_length_b 19.891(1) _cell_length_c 16.864(2) _cell_measurement_reflns_used 28053 _cell_measurement_temperature 200(2) _cell_measurement_theta_max 29.60 _cell_measurement_theta_min 2.68 _cell_volume 2978.6(6) _computing_cell_refinement 'STOE X-AREA' _computing_data_collection 'STOE X-AREA' _computing_data_reduction 'STOE X-RED' _computing_molecular_graphics ORTEP3 _computing_publication_material 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1997)' _diffrn_ambient_temperature 200(2) _diffrn_detector_area_resol_mean 6.67 _diffrn_measured_fraction_theta_full 0.988 _diffrn_measured_fraction_theta_max 0.988 _diffrn_measurement_device_type 'STOE IPDS 2T' _diffrn_measurement_method 'rotation method' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0309 _diffrn_reflns_av_sigmaI/netI 0.0287 _diffrn_reflns_limit_h_max 15 _diffrn_reflns_limit_h_min -16 _diffrn_reflns_limit_k_max 27 _diffrn_reflns_limit_k_min -27 _diffrn_reflns_limit_l_max 23 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 21879 _diffrn_reflns_theta_full 29.24 _diffrn_reflns_theta_max 29.24 _diffrn_reflns_theta_min 2.69 _diffrn_standards_decay_% 0.5 _exptl_absorpt_coefficient_mu 4.418 _exptl_absorpt_correction_T_max 0.6017 _exptl_absorpt_correction_T_min 0.2067 _exptl_absorpt_correction_type integration _exptl_absorpt_process_details 'STOE X-RED' _exptl_crystal_colour green _exptl_crystal_density_diffrn 1.749 _exptl_crystal_density_method 'not measured' _exptl_crystal_description plate _exptl_crystal_F_000 1544 _exptl_crystal_size_max 0.160 _exptl_crystal_size_mid 0.124 _exptl_crystal_size_min 0.105 _refine_diff_density_max 0.859 _refine_diff_density_min -2.802 _refine_diff_density_rms 0.114 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.042 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 361 _refine_ls_number_reflns 8007 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.042 _refine_ls_R_factor_all 0.0366 _refine_ls_R_factor_gt 0.0284 _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/[\s^2^(Fo^2^)+(0.0420P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0644 _refine_ls_wR_factor_ref 0.0667 _reflns_number_gt 6862 _reflns_number_total 8007 _reflns_threshold_expression >2sigma(I) _cod_data_source_file ic070323x-file001_3.cif _cod_data_source_block ReOCl2PPh3(L-Mor) _cod_original_cell_volume 2978.7(5) _cod_database_code 4308259 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 Re1 Re 0.190304(11) -0.132052(5) 0.533771(9) 0.02042(4) Uani 1 1 d . . . Cl2 Cl 0.03217(8) -0.17590(4) 0.35860(6) 0.02860(15) Uani 1 1 d . . . Cl1 Cl 0.22679(9) -0.24456(3) 0.59419(7) 0.03283(16) Uani 1 1 d . . . O10 O 0.0527(2) -0.10629(11) 0.53333(18) 0.0304(5) Uani 1 1 d . . . S1 S 0.21123(9) -0.02733(3) 0.47351(6) 0.02801(15) Uani 1 1 d . . . C2 C 0.2094(3) -0.05740(14) 0.3745(3) 0.0255(6) Uani 1 1 d . . . N3 N 0.3203(3) -0.09688(13) 0.3974(2) 0.0271(5) Uani 1 1 d . . . C4 C 0.3964(3) -0.13814(14) 0.4778(2) 0.0244(5) Uani 1 1 d . . . O5 O 0.3598(2) -0.15669(10) 0.53185(17) 0.0244(4) Uani 1 1 d . . . C31 C 0.5376(3) -0.16800(14) 0.5109(2) 0.0240(5) Uani 1 1 d . . . C32 C 0.5943(3) -0.22581(15) 0.5717(3) 0.0294(6) Uani 1 1 d . . . H32 H 0.5408 -0.2470 0.5877 0.035 Uiso 1 1 calc R . . C33 C 0.7311(4) -0.25203(16) 0.6087(3) 0.0341(7) Uani 1 1 d . . . H33 H 0.7674 -0.2918 0.6470 0.041 Uiso 1 1 calc R . . C34 C 0.8131(4) -0.21902(17) 0.5883(3) 0.0355(7) Uani 1 1 d . . . H34 H 0.9061 -0.2359 0.6150 0.043 Uiso 1 1 calc R . . C35 C 0.7578(4) -0.16096(19) 0.5284(3) 0.0382(8) Uani 1 1 d . . . H35 H 0.8143 -0.1386 0.5159 0.046 Uiso 1 1 calc R . . C36 C 0.6180(4) -0.13615(16) 0.4871(3) 0.0324(7) Uani 1 1 d . . . H36 H 0.5782 -0.0985 0.4439 0.039 Uiso 1 1 calc R . . N6 N 0.1099(3) -0.03430(13) 0.2777(2) 0.0273(5) Uani 1 1 d . . . C41 C -0.0248(4) 0.00507(16) 0.2379(3) 0.0345(7) Uani 1 1 d . . . H41A H -0.0233 0.0480 0.2112 0.041 Uiso 1 1 calc R . . H41B H -0.0253 0.0137 0.2943 0.041 Uiso 1 1 calc R . . C42 C -0.1634(4) -0.0337(2) 0.1520(4) 0.0470(9) Uani 1 1 d . . . H42A H -0.1685 -0.0747 0.1807 0.056 Uiso 1 1 calc R . . H42B H -0.2520 -0.0071 0.1237 0.056 Uiso 1 1 calc R . . O43 O -0.1631(3) -0.05020(17) 0.0700(2) 0.0576(8) Uani 1 1 d . . . C44 C -0.0364(5) -0.0910(2) 0.1100(3) 0.0484(10) Uani 1 1 d . . . H44A H -0.0387 -0.1033 0.0533 0.058 Uiso 1 1 calc R . . H44B H -0.0417 -0.1320 0.1386 0.058 Uiso 1 1 calc R . . C45 C 0.1092(4) -0.05533(17) 0.1940(3) 0.0339(7) Uani 1 1 d . . . H45A H 0.1935 -0.0852 0.2223 0.041 Uiso 1 1 calc R . . H45B H 0.1195 -0.0163 0.1646 0.041 Uiso 1 1 calc R . . P P 0.38866(8) -0.09494(3) 0.71625(6) 0.02064(13) Uani 1 1 d . . . C51 C 0.3585(3) -0.11889(14) 0.8055(2) 0.0231(5) Uani 1 1 d . . . C52 C 0.2346(4) -0.15697(17) 0.7723(3) 0.0325(7) Uani 1 1 d . . . H52 H 0.1655 -0.1718 0.7033 0.039 Uiso 1 1 calc R . . C53 C 0.2145(4) -0.17278(18) 0.8430(3) 0.0384(8) Uani 1 1 d . . . H53 H 0.1325 -0.1987 0.8212 0.046 Uiso 1 1 calc R . . C54 C 0.3155(4) -0.15024(19) 0.9450(3) 0.0386(8) Uani 1 1 d . . . H54 H 0.3015 -0.1609 0.9918 0.046 Uiso 1 1 calc R . . C55 C 0.4380(4) -0.1117(2) 0.9778(3) 0.0389(7) Uani 1 1 d . . . H55 H 0.5056 -0.0962 1.0465 0.047 Uiso 1 1 calc R . . C56 C 0.4601(3) -0.09610(17) 0.9091(2) 0.0306(6) Uani 1 1 d . . . H56 H 0.5428 -0.0704 0.9317 0.037 Uiso 1 1 calc R . . C61 C 0.5714(3) -0.12728(13) 0.7705(2) 0.0236(5) Uani 1 1 d . . . C62 C 0.6401(3) -0.10053(15) 0.7340(3) 0.0270(6) Uani 1 1 d . . . H62 H 0.5926 -0.0665 0.6841 0.032 Uiso 1 1 calc R . . C63 C 0.7779(4) -0.12449(16) 0.7718(3) 0.0345(7) Uani 1 1 d . . . H63 H 0.8233 -0.1065 0.7475 0.041 Uiso 1 1 calc R . . C64 C 0.8487(4) -0.17532(17) 0.8458(3) 0.0387(8) Uani 1 1 d . . . H64 H 0.9425 -0.1909 0.8721 0.046 Uiso 1 1 calc R . . C65 C 0.7805(4) -0.20281(17) 0.8805(3) 0.0398(8) Uani 1 1 d . . . H65 H 0.8280 -0.2374 0.9294 0.048 Uiso 1 1 calc R . . C66 C 0.6412(4) -0.17938(15) 0.8432(3) 0.0319(7) Uani 1 1 d . . . H66 H 0.5955 -0.1983 0.8667 0.038 Uiso 1 1 calc R . . C71 C 0.4135(3) -0.00404(13) 0.7341(2) 0.0224(5) Uani 1 1 d . . . C72 C 0.5558(3) 0.02598(14) 0.7996(3) 0.0279(6) Uani 1 1 d . . . H72 H 0.6417 -0.0006 0.8355 0.034 Uiso 1 1 calc R . . C73 C 0.5696(4) 0.09549(15) 0.8113(3) 0.0315(7) Uani 1 1 d . . . H73 H 0.6645 0.1152 0.8536 0.038 Uiso 1 1 calc R . . C74 C 0.4429(4) 0.13521(15) 0.7605(3) 0.0330(7) Uani 1 1 d . . . H74 H 0.4524 0.1817 0.7685 0.040 Uiso 1 1 calc R . . C75 C 0.3018(4) 0.10591(16) 0.6978(3) 0.0325(7) Uani 1 1 d . . . H75 H 0.2167 0.1327 0.6650 0.039 Uiso 1 1 calc R . . C76 C 0.2861(3) 0.03654(15) 0.6833(3) 0.0274(6) Uani 1 1 d . . . H76 H 0.1907 0.0173 0.6398 0.033 Uiso 1 1 calc R . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 Re1 0.01869(6) 0.02016(6) 0.02302(6) -0.00171(4) 0.01391(5) -0.00168(4) Cl2 0.0260(3) 0.0291(3) 0.0274(3) -0.0064(3) 0.0159(3) -0.0056(3) Cl1 0.0414(4) 0.0233(3) 0.0396(4) 0.0028(3) 0.0290(4) 0.0005(3) O10 0.0233(10) 0.0343(10) 0.0303(11) 0.0007(9) 0.0162(9) -0.0008(9) S1 0.0362(4) 0.0219(3) 0.0317(4) -0.0013(3) 0.0248(3) -0.0014(3) C2 0.0227(13) 0.0243(12) 0.0300(15) 0.0013(11) 0.0174(12) -0.0020(10) N3 0.0239(11) 0.0322(12) 0.0282(13) 0.0038(10) 0.0184(11) 0.0031(10) C4 0.0212(12) 0.0266(13) 0.0268(14) -0.0012(11) 0.0163(12) -0.0015(10) O5 0.0214(9) 0.0282(9) 0.0265(10) 0.0031(8) 0.0169(9) 0.0017(8) C31 0.0200(12) 0.0281(13) 0.0245(14) -0.0007(11) 0.0148(11) 0.0015(10) C32 0.0277(14) 0.0284(14) 0.0310(16) 0.0020(12) 0.0187(13) 0.0011(11) C33 0.0299(15) 0.0310(15) 0.0345(17) 0.0025(13) 0.0181(14) 0.0065(12) C34 0.0247(14) 0.0404(17) 0.0369(18) -0.0027(14) 0.0181(14) 0.0056(12) C35 0.0322(16) 0.0451(18) 0.049(2) 0.0019(16) 0.0319(17) 0.0012(14) C36 0.0304(15) 0.0359(15) 0.0372(17) 0.0077(13) 0.0249(15) 0.0053(12) N6 0.0227(11) 0.0314(12) 0.0266(13) 0.0025(10) 0.0156(11) 0.0013(9) C41 0.0301(15) 0.0318(14) 0.0395(18) 0.0087(14) 0.0218(14) 0.0083(12) C42 0.0283(16) 0.053(2) 0.050(2) 0.0045(18) 0.0213(17) 0.0003(15) O43 0.0341(14) 0.076(2) 0.0376(16) -0.0036(14) 0.0123(13) -0.0010(14) C44 0.048(2) 0.051(2) 0.038(2) -0.0108(17) 0.0243(18) -0.0073(17) C45 0.0338(16) 0.0391(16) 0.0283(16) 0.0025(13) 0.0201(14) 0.0032(13) P 0.0195(3) 0.0212(3) 0.0229(3) 0.0000(3) 0.0146(3) -0.0011(2) C51 0.0249(13) 0.0256(12) 0.0208(13) 0.0028(10) 0.0158(11) 0.0020(10) C52 0.0337(16) 0.0381(15) 0.0335(17) -0.0042(14) 0.0254(14) -0.0082(13) C53 0.0442(19) 0.0428(17) 0.0410(19) 0.0011(15) 0.0334(17) -0.0084(15) C54 0.046(2) 0.0431(17) 0.0389(19) 0.0113(15) 0.0331(18) 0.0065(15) C55 0.0375(17) 0.0496(19) 0.0291(16) 0.0016(15) 0.0215(15) 0.0004(15) C56 0.0277(14) 0.0404(16) 0.0233(14) -0.0010(12) 0.0165(13) -0.0042(12) C61 0.0212(12) 0.0210(11) 0.0266(14) -0.0035(10) 0.0147(11) -0.0001(10) C62 0.0243(13) 0.0250(12) 0.0322(15) -0.0054(12) 0.0187(12) -0.0038(11) C63 0.0288(15) 0.0345(15) 0.047(2) -0.0126(14) 0.0274(15) -0.0074(12) C64 0.0242(15) 0.0393(17) 0.044(2) -0.0112(15) 0.0183(15) 0.0025(13) C65 0.0350(17) 0.0346(16) 0.0378(19) -0.0005(14) 0.0185(15) 0.0109(14) C66 0.0312(15) 0.0280(13) 0.0342(17) -0.0009(12) 0.0203(14) 0.0017(12) C71 0.0253(13) 0.0225(12) 0.0239(13) -0.0031(10) 0.0181(12) -0.0027(10) C72 0.0249(14) 0.0266(13) 0.0301(15) -0.0057(12) 0.0171(13) -0.0025(11) C73 0.0337(15) 0.0293(14) 0.0361(17) -0.0106(13) 0.0248(14) -0.0087(12) C74 0.0447(18) 0.0251(14) 0.0357(17) -0.0037(12) 0.0291(16) -0.0014(12) C75 0.0355(16) 0.0280(13) 0.0300(16) 0.0034(13) 0.0197(14) 0.0093(13) C76 0.0249(13) 0.0305(13) 0.0282(15) -0.0003(12) 0.0180(12) 0.0025(11) loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0030 0.0020 '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' Cl Cl 0.1480 0.1590 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N 0.0060 0.0030 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0110 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' P P 0.1020 0.0940 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Re Re -1.0180 7.2310 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' S S 0.1250 0.1230 '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 _geom_angle_publ_flag O10 Re1 O5 175.95(9) . . ? O10 Re1 Cl1 101.03(8) . . ? O5 Re1 Cl1 83.00(6) . . ? O10 Re1 S1 95.55(8) . . ? O5 Re1 S1 80.43(6) . . ? Cl1 Re1 S1 163.42(3) . . ? O10 Re1 Cl2 97.87(8) . . ? O5 Re1 Cl2 82.67(6) . . ? Cl1 Re1 Cl2 87.90(3) . . ? S1 Re1 Cl2 90.28(3) . . ? O10 Re1 P 91.98(8) . . ? O5 Re1 P 87.57(6) . . ? Cl1 Re1 P 89.32(3) . . ? S1 Re1 P 89.68(3) . . ? Cl2 Re1 P 170.11(2) . . ? C2 S1 Re1 99.53(9) . . ? N6 C2 N3 117.8(3) . . ? N6 C2 S1 120.4(2) . . ? N3 C2 S1 121.2(2) . . ? C4 N3 C2 122.6(3) . . ? O5 C4 N3 126.4(3) . . ? O5 C4 C31 115.2(3) . . ? N3 C4 C31 118.4(3) . . ? C4 O5 Re1 135.29(19) . . ? C32 C31 C36 120.1(3) . . ? C32 C31 C4 119.2(3) . . ? C36 C31 C4 120.6(3) . . ? C31 C32 C33 119.9(3) . . ? C34 C33 C32 119.9(3) . . ? C33 C34 C35 120.5(3) . . ? C34 C35 C36 119.9(3) . . ? C35 C36 C31 119.6(3) . . ? C2 N6 C45 122.3(3) . . ? C2 N6 C41 124.4(3) . . ? C45 N6 C41 112.5(3) . . ? N6 C41 C42 109.2(3) . . ? O43 C42 C41 111.6(3) . . ? C44 O43 C42 109.7(3) . . ? O43 C44 C45 111.7(3) . . ? N6 C45 C44 109.2(3) . . ? C61 P C51 107.16(14) . . ? C61 P C71 105.07(13) . . ? C51 P C71 102.66(13) . . ? C61 P Re1 111.36(10) . . ? C51 P Re1 114.77(10) . . ? C71 P Re1 114.93(10) . . ? C52 C51 C56 119.5(3) . . ? C52 C51 P 121.7(2) . . ? C56 C51 P 118.7(2) . . ? C51 C52 C53 119.6(3) . . ? C54 C53 C52 120.4(3) . . ? C53 C54 C55 120.0(3) . . ? C56 C55 C54 120.3(3) . . ? C55 C56 C51 120.2(3) . . ? C66 C61 C62 119.6(3) . . ? C66 C61 P 122.0(2) . . ? C62 C61 P 118.3(2) . . ? C63 C62 C61 120.3(3) . . ? C62 C63 C64 120.0(3) . . ? C65 C64 C63 120.0(3) . . ? C64 C65 C66 120.8(3) . . ? C61 C66 C65 119.2(3) . . ? C76 C71 C72 119.0(3) . . ? C76 C71 P 118.7(2) . . ? C72 C71 P 122.2(2) . . ? C73 C72 C71 120.3(3) . . ? C74 C73 C72 120.2(3) . . ? C73 C74 C75 119.9(3) . . ? C74 C75 C76 120.5(3) . . ? C75 C76 C71 120.0(3) . . ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag Re1 O10 1.689(2) . ? Re1 O5 2.069(2) . ? Re1 Cl1 2.3790(7) . ? Re1 S1 2.3996(7) . ? Re1 Cl2 2.4015(8) . ? Re1 P 2.4640(9) . ? S1 C2 1.761(3) . ? C2 N6 1.323(4) . ? C2 N3 1.342(4) . ? N3 C4 1.315(4) . ? C4 O5 1.289(4) . ? C4 C31 1.484(4) . ? C31 C32 1.387(4) . ? C31 C36 1.394(4) . ? C32 C33 1.388(4) . ? C33 C34 1.380(5) . ? C34 C35 1.385(5) . ? C35 C36 1.387(5) . ? N6 C45 1.467(4) . ? N6 C41 1.474(4) . ? C41 C42 1.504(5) . ? C42 O43 1.422(6) . ? O43 C44 1.419(5) . ? C44 C45 1.506(5) . ? P C61 1.812(3) . ? P C51 1.820(3) . ? P C71 1.825(3) . ? C51 C52 1.392(4) . ? C51 C56 1.400(4) . ? C52 C53 1.394(5) . ? C53 C54 1.378(5) . ? C54 C55 1.386(5) . ? C55 C56 1.377(5) . ? C61 C66 1.392(4) . ? C61 C62 1.399(4) . ? C62 C63 1.379(4) . ? C63 C64 1.384(5) . ? C64 C65 1.376(6) . ? C65 C66 1.393(5) . ? C71 C76 1.395(4) . ? C71 C72 1.398(4) . ? C72 C73 1.391(4) . ? C73 C74 1.379(5) . ? C74 C75 1.382(5) . ? C75 C76 1.392(4) . ?