#------------------------------------------------------------------------------ #$Date: 2021-11-10 11:36:40 +0200 (Wed, 10 Nov 2021) $ #$Revision: 270560 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/56/51/1565157.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_1565157 loop_ _publ_author_name 'Cheng, Xiaofei' 'Hu, Jinsong' 'Zhang, Jing' _publ_section_title ; Structure of imidazolidyl Co(II) coordination polymer and catalytic properties of thermal conversion products ; _journal_name_full 'Inorganica Chimica Acta' _journal_page_first 119540 _journal_paper_doi 10.1016/j.ica.2020.119540 _journal_volume 506 _journal_year 2020 _chemical_formula_moiety 'C22 H24 Co N4 O8 ' _chemical_formula_sum 'C22 H24 Co N4 O8' _chemical_formula_weight 531.38 _space_group_IT_number 15 _space_group_name_Hall '-C 2yc' _space_group_name_H-M_alt 'C 1 2/c 1' _symmetry_cell_setting monoclinic _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 108.427(4) _cell_angle_gamma 90.00 _cell_formula_units_Z 8 _cell_length_a 29.811(6) _cell_length_b 11.069(2) _cell_length_c 15.255(3) _cell_measurement_reflns_used 4200 _cell_measurement_temperature 293(2) _cell_measurement_theta_max 25.0 _cell_measurement_theta_min 2.0 _cell_volume 4775.7(16) _computing_cell_refinement 'SMART (Bruker, 2000)' _computing_data_collection 'SMART (Bruker, 2000)' _computing_data_reduction 'SAINT (Bruker, 2000)' _computing_molecular_graphics SHELXTL _computing_publication_material SHELXTL _computing_structure_refinement 'SHELXL-97 (Sheldrick, 2008)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 2008)' _diffrn_ambient_temperature 293(2) _diffrn_measured_fraction_theta_full 0.998 _diffrn_measured_fraction_theta_max 0.998 _diffrn_measurement_device_type 'CCD area detector' _diffrn_measurement_method 'phi and omega scans' _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 0.0460 _diffrn_reflns_av_sigmaI/netI 0.0734 _diffrn_reflns_limit_h_max 35 _diffrn_reflns_limit_h_min -21 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_k_min -11 _diffrn_reflns_limit_l_max 18 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 11666 _diffrn_reflns_theta_full 25.00 _diffrn_reflns_theta_max 25.00 _diffrn_reflns_theta_min 1.98 _exptl_absorpt_coefficient_mu 0.773 _exptl_absorpt_correction_T_max 0.857 _exptl_absorpt_correction_T_min 0.805 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details 'SADABS; Bruker, 2000' _exptl_crystal_colour purple _exptl_crystal_density_diffrn 1.478 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 2200.0 _exptl_crystal_size_max 0.28 _exptl_crystal_size_mid 0.24 _exptl_crystal_size_min 0.20 _refine_diff_density_max 0.440 _refine_diff_density_min -0.302 _refine_diff_density_rms 0.054 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 0.864 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 326 _refine_ls_number_reflns 4208 _refine_ls_number_restraints 13 _refine_ls_restrained_S_all 0.866 _refine_ls_R_factor_all 0.0759 _refine_ls_R_factor_gt 0.0467 _refine_ls_shift/su_max 0.003 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0499P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1030 _refine_ls_wR_factor_ref 0.1083 _reflns_number_gt 2480 _reflns_number_total 4208 _reflns_threshold_expression >2sigma(I) _cod_data_source_file ICA-2020-506-119540.cif _cod_data_source_block 1 _cod_original_sg_symbol_H-M 'C 2/c' _cod_original_formula_sum 'C22 H24 Co N4 O8 ' _cod_database_code 1565157 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 O8 O 0.1884(3) 0.7428(9) 0.6967(5) 0.474(8) Uani 1 1 d . . . H8D H 0.2181 0.7305 0.7143 0.569 Uiso 1 1 d R . . H8B H 0.1740 0.6755 0.6868 0.711 Uiso 1 1 d R . . C1 C 0.39476(13) 0.5704(3) 0.7782(2) 0.0567(10) Uani 1 1 d . . . H1 H 0.3630 0.5504 0.7531 0.068 Uiso 1 1 calc R . . C2 C 0.45815(13) 0.6721(3) 0.8222(2) 0.0504(9) Uani 1 1 d . . . H2 H 0.4795 0.7359 0.8340 0.061 Uiso 1 1 calc R . . C3 C 0.42964(13) 0.4917(3) 0.8141(2) 0.0581(10) Uani 1 1 d . . . H3 H 0.4265 0.4085 0.8186 0.070 Uiso 1 1 calc R . . C4 C 0.51678(12) 0.5118(3) 0.8920(2) 0.0457(8) Uani 1 1 d . . . C5 C 0.55472(13) 0.5881(3) 0.9115(3) 0.0613(10) Uani 1 1 d . . . H5 H 0.5507 0.6673 0.8902 0.074 Uiso 1 1 calc R . . C6 C 0.59910(13) 0.5474(4) 0.9630(3) 0.0693(11) Uani 1 1 d . . . H6 H 0.6250 0.5992 0.9778 0.083 Uiso 1 1 calc R . . C7 C 0.60441(14) 0.4288(4) 0.9921(3) 0.0630(11) Uani 1 1 d . . . C8 C 0.56671(14) 0.3533(3) 0.9708(3) 0.0650(11) Uani 1 1 d . . . H8 H 0.5708 0.2732 0.9901 0.078 Uiso 1 1 calc R . . C9 C 0.52296(13) 0.3941(3) 0.9215(2) 0.0595(10) Uani 1 1 d . . . H9 H 0.4972 0.3420 0.9078 0.071 Uiso 1 1 calc R . . C10 C 0.68640(14) 0.3992(3) 1.0172(3) 0.0605(10) Uani 1 1 d . . . C11 C 0.68229(13) 0.4004(3) 0.9254(3) 0.0666(11) Uani 1 1 d . . . H11 H 0.6526 0.3959 0.8810 0.080 Uiso 1 1 calc R . . C12 C 0.72241(13) 0.4081(3) 0.8987(3) 0.0618(10) Uani 1 1 d . . . H12 H 0.7198 0.4107 0.8363 0.074 Uiso 1 1 calc R . . C13 C 0.76606(12) 0.4120(3) 0.9645(3) 0.0507(9) Uani 1 1 d . . . C14 C 0.77014(13) 0.4094(3) 1.0566(3) 0.0568(10) Uani 1 1 d . . . H14 H 0.7999 0.4108 1.1010 0.068 Uiso 1 1 calc R . . C15 C 0.73009(13) 0.4047(3) 1.0832(3) 0.0607(10) Uani 1 1 d . . . H15 H 0.7327 0.4051 1.1456 0.073 Uiso 1 1 calc R . . C16 C 0.81148(12) 0.3720(3) 0.8574(2) 0.0530(9) Uani 1 1 d . . . H16 H 0.7876 0.3305 0.8135 0.064 Uiso 1 1 calc R . . C17 C 0.87684(13) 0.4536(3) 0.9284(3) 0.0647(10) Uani 1 1 d . . . H17 H 0.9080 0.4798 0.9431 0.078 Uiso 1 1 calc R . . C18 C 0.84910(13) 0.4707(3) 0.9816(3) 0.0679(11) Uani 1 1 d . . . H18 H 0.8570 0.5105 1.0382 0.081 Uiso 1 1 calc R . . C19 C 0.44668(14) 0.9738(4) 0.7026(3) 0.0677(11) Uani 1 1 d . . . C20 C 0.47848(12) 1.0823(3) 0.7082(2) 0.0735(12) Uani 1 1 d . . . H20A H 0.4883 1.0843 0.6534 0.088 Uiso 1 1 calc R . . H20B H 0.4605 1.1552 0.7085 0.088 Uiso 1 1 calc R . . C21 C 0.2961(2) 0.7673(5) 0.6194(4) 0.101(2) Uani 1 1 d U . . Co1 Co 0.377507(17) 0.83932(4) 0.74713(3) 0.05235(19) Uani 1 1 d . . . N1 N 0.85291(10) 0.3922(2) 0.84966(19) 0.0509(7) Uani 1 1 d . . . N2 N 0.80693(10) 0.4177(2) 0.9359(2) 0.0532(7) Uani 1 1 d . . . N3 N 0.47079(10) 0.5561(2) 0.84302(17) 0.0457(7) Uani 1 1 d . . . N4 N 0.41284(10) 0.6851(2) 0.78388(18) 0.0478(7) Uani 1 1 d . . . O1 O 0.33181(13) 0.8274(3) 0.6260(2) 0.0985(11) Uani 1 1 d U . . O2 O 0.28932(14) 0.7172(4) 0.6850(3) 0.1237(14) Uani 1 1 d . . . O3 O 0.64836(9) 0.3880(3) 1.04893(18) 0.0842(9) Uani 1 1 d . . . O4 O 0.41977(10) 0.9777(2) 0.75042(19) 0.0780(8) Uani 1 1 d . . . O5 O 0.44874(11) 0.8849(3) 0.6540(2) 0.0928(9) Uani 1 1 d . . . O6 O 0.51606(11) 0.8835(3) -0.0092(2) 0.1174(11) Uani 1 1 d . . . H6D H 0.5109 0.8603 0.0399 0.141 Uiso 1 1 d R . . H6C H 0.5423 0.8552 -0.0105 0.176 Uiso 1 1 d R . . O7 O 0.41176(14) 0.2014(3) 0.8415(3) 0.1416(14) Uani 1 1 d . . . H7A H 0.4194 0.1306 0.8625 0.212 Uiso 1 1 d R . . H7C H 0.4006 0.1987 0.7830 0.212 Uiso 1 1 d R . . C22' C 0.2449(6) 0.7507(9) 0.5386(12) 0.107(5) Uani 0.60(3) 1 d PU . 1 H22A H 0.2300 0.6756 0.5469 0.129 Uiso 0.60(3) 1 calc PR . 1 H22B H 0.2239 0.8173 0.5395 0.129 Uiso 0.60(3) 1 calc PR . 1 C22 C 0.2771(6) 0.7482(9) 0.5143(11) 0.059(5) Uani 0.40(3) 1 d PU . 2 H22C H 0.2886 0.8114 0.4829 0.071 Uiso 0.40(3) 1 calc PR . 2 H22D H 0.2876 0.6709 0.4981 0.071 Uiso 0.40(3) 1 calc PR . 2 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 O8 0.315(10) 0.91(2) 0.208(6) -0.192(10) 0.091(7) -0.291(13) C1 0.047(2) 0.058(2) 0.063(2) -0.0027(19) 0.0140(19) -0.005(2) C2 0.051(2) 0.044(2) 0.059(2) 0.0022(17) 0.021(2) 0.0002(19) C3 0.052(3) 0.045(2) 0.076(3) -0.0003(19) 0.019(2) 0.001(2) C4 0.045(2) 0.047(2) 0.051(2) 0.0047(17) 0.0234(18) 0.0087(18) C5 0.054(2) 0.058(2) 0.079(3) 0.016(2) 0.031(2) 0.014(2) C6 0.046(2) 0.080(3) 0.085(3) 0.019(2) 0.024(2) 0.005(2) C7 0.051(3) 0.086(3) 0.061(3) 0.028(2) 0.029(2) 0.029(2) C8 0.065(3) 0.060(2) 0.077(3) 0.020(2) 0.031(2) 0.016(2) C9 0.057(3) 0.048(2) 0.072(3) 0.0078(19) 0.019(2) 0.0079(19) C10 0.053(3) 0.069(2) 0.070(3) 0.026(2) 0.034(2) 0.023(2) C11 0.044(2) 0.092(3) 0.066(3) 0.018(2) 0.021(2) 0.015(2) C12 0.051(3) 0.083(3) 0.057(2) 0.011(2) 0.025(2) 0.017(2) C13 0.043(2) 0.054(2) 0.060(2) -0.0005(18) 0.023(2) 0.0065(17) C14 0.050(2) 0.063(2) 0.057(2) -0.0003(19) 0.017(2) 0.0055(19) C15 0.060(3) 0.069(3) 0.059(2) 0.0091(19) 0.028(2) 0.010(2) C16 0.044(2) 0.062(2) 0.055(2) -0.0025(18) 0.0186(19) -0.0014(18) C17 0.046(2) 0.076(3) 0.075(3) -0.006(2) 0.023(2) -0.011(2) C18 0.051(2) 0.091(3) 0.065(3) -0.021(2) 0.022(2) -0.008(2) C19 0.073(3) 0.056(3) 0.081(3) 0.015(2) 0.034(3) 0.011(2) C20 0.083(3) 0.057(2) 0.094(3) 0.020(2) 0.049(2) 0.005(2) C21 0.118(5) 0.074(4) 0.065(3) -0.009(3) -0.036(4) 0.020(3) Co1 0.0542(3) 0.0545(3) 0.0518(3) 0.0095(2) 0.0216(2) 0.0119(2) N1 0.0440(19) 0.0558(17) 0.0565(19) -0.0014(15) 0.0212(16) 0.0012(15) N2 0.0449(19) 0.0616(19) 0.056(2) -0.0062(15) 0.0209(16) 0.0018(15) N3 0.0481(18) 0.0399(17) 0.0526(17) 0.0004(13) 0.0208(15) 0.0034(15) N4 0.0440(19) 0.0499(18) 0.0511(17) 0.0026(13) 0.0175(15) 0.0054(14) O1 0.115(3) 0.093(2) 0.068(2) 0.0067(17) 0.002(2) 0.002(2) O2 0.129(3) 0.133(3) 0.092(3) -0.037(2) 0.010(3) -0.034(3) O3 0.0524(17) 0.130(2) 0.0803(19) 0.0505(17) 0.0352(16) 0.0326(16) O4 0.088(2) 0.0646(17) 0.108(2) 0.0024(15) 0.0689(19) 0.0021(15) O5 0.115(3) 0.076(2) 0.110(2) -0.0022(18) 0.067(2) -0.0003(18) O6 0.135(3) 0.126(2) 0.108(2) -0.020(2) 0.063(2) -0.032(2) O7 0.201(4) 0.081(2) 0.173(3) 0.005(2) 0.102(3) -0.005(2) C22' 0.105(7) 0.117(5) 0.101(6) 0.002(4) 0.033(5) 0.001(4) C22 0.051(7) 0.069(6) 0.053(7) -0.007(4) 0.011(4) 0.009(4) 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' Co Co 0.3494 0.9721 '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' H H 0.0000 0.0000 '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 H8D O8 H8B 109.5 . . C3 C1 N4 109.8(3) . . C3 C1 H1 125.1 . . N4 C1 H1 125.1 . . N4 C2 N3 112.6(3) . . N4 C2 H2 123.7 . . N3 C2 H2 123.7 . . C1 C3 N3 107.2(3) . . C1 C3 H3 126.4 . . N3 C3 H3 126.4 . . C5 C4 C9 120.0(3) . . C5 C4 N3 119.6(3) . . C9 C4 N3 120.4(3) . . C4 C5 C6 120.0(3) . . C4 C5 H5 120.0 . . C6 C5 H5 120.0 . . C7 C6 C5 119.0(4) . . C7 C6 H6 120.5 . . C5 C6 H6 120.5 . . C8 C7 C6 120.5(4) . . C8 C7 O3 119.5(4) . . C6 C7 O3 119.8(4) . . C7 C8 C9 120.4(4) . . C7 C8 H8 119.8 . . C9 C8 H8 119.8 . . C8 C9 C4 120.1(4) . . C8 C9 H9 119.9 . . C4 C9 H9 119.9 . . C11 C10 O3 123.1(4) . . C11 C10 C15 120.5(4) . . O3 C10 C15 116.4(3) . . C10 C11 C12 119.8(4) . . C10 C11 H11 120.1 . . C12 C11 H11 120.1 . . C13 C12 C11 119.7(3) . . C13 C12 H12 120.1 . . C11 C12 H12 120.1 . . C12 C13 C14 120.4(3) . . C12 C13 N2 119.1(3) . . C14 C13 N2 120.5(3) . . C13 C14 C15 119.9(3) . . C13 C14 H14 120.1 . . C15 C14 H14 120.1 . . C10 C15 C14 119.7(3) . . C10 C15 H15 120.2 . . C14 C15 H15 120.2 . . N1 C16 N2 112.5(3) . . N1 C16 H16 123.8 . . N2 C16 H16 123.8 . . C18 C17 N1 110.6(3) . . C18 C17 H17 124.7 . . N1 C17 H17 124.7 . . C17 C18 N2 105.9(3) . . C17 C18 H18 127.0 . . N2 C18 H18 127.0 . . O4 C19 O5 122.6(4) . . O4 C19 C20 116.5(4) . . O5 C19 C20 120.9(4) . . C20 C20 C19 113.7(3) 2_656 . C20 C20 H20A 108.8 2_656 . C19 C20 H20A 108.8 . . C20 C20 H20B 108.8 2_656 . C19 C20 H20B 108.8 . . H20A C20 H20B 107.7 . . O2 C21 O1 122.9(5) . . O2 C21 C22 134.0(7) . . O1 C21 C22 100.5(8) . . O2 C21 C22' 102.2(7) . . O1 C21 C22' 134.1(7) . . C22 C21 C22' 41.6(4) . . O1 Co1 O4 109.30(14) . . O1 Co1 N4 111.26(12) . . O4 Co1 N4 112.44(12) . . O1 Co1 N1 116.45(14) . 3_455 O4 Co1 N1 98.09(11) . 3_455 N4 Co1 N1 108.71(11) . 3_455 C16 N1 C17 104.7(3) . . C16 N1 Co1 127.7(3) . 3_545 C17 N1 Co1 127.6(2) . 3_545 C16 N2 C18 106.3(3) . . C16 N2 C13 126.5(3) . . C18 N2 C13 127.2(3) . . C2 N3 C3 105.4(3) . . C2 N3 C4 127.0(3) . . C3 N3 C4 127.4(3) . . C2 N4 C1 105.0(3) . . C2 N4 Co1 127.1(2) . . C1 N4 Co1 127.9(2) . . C21 O1 Co1 116.5(4) . . C10 O3 C7 118.0(3) . . C19 O4 Co1 118.9(3) . . H6D O6 H6C 109.5 . . H7A O7 H7C 109.5 . . C22' C22' C21 104.7(16) 7_566 . C22' C22' H22A 110.8 7_566 . C21 C22' H22A 110.8 . . C22' C22' H22B 110.8 7_566 . C21 C22' H22B 110.8 . . H22A C22' H22B 108.9 . . C22 C22 C21 107.4(13) 7_566 . C22 C22 H22C 110.2 7_566 . C21 C22 H22C 110.2 . . C22 C22 H22D 110.2 7_566 . C21 C22 H22D 110.2 . . H22C C22 H22D 108.5 . . loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 O8 H8D 0.8501 . O8 H8B 0.8499 . C1 C3 1.334(4) . C1 N4 1.371(4) . C1 H1 0.9300 . C2 N4 1.299(4) . C2 N3 1.348(4) . C2 H2 0.9300 . C3 N3 1.366(4) . C3 H3 0.9300 . C4 C5 1.367(4) . C4 C9 1.372(4) . C4 N3 1.425(4) . C5 C6 1.383(4) . C5 H5 0.9300 . C6 C7 1.378(5) . C6 H6 0.9300 . C7 C8 1.355(5) . C7 O3 1.398(4) . C8 C9 1.360(4) . C8 H8 0.9300 . C9 H9 0.9300 . C10 C11 1.367(5) . C10 O3 1.372(4) . C10 C15 1.373(5) . C11 C12 1.383(5) . C11 H11 0.9300 . C12 C13 1.370(4) . C12 H12 0.9300 . C13 C14 1.373(4) . C13 N2 1.419(4) . C14 C15 1.378(4) . C14 H14 0.9300 . C15 H15 0.9300 . C16 N1 1.297(4) . C16 N2 1.347(4) . C16 H16 0.9300 . C17 C18 1.343(5) . C17 N1 1.368(4) . C17 H17 0.9300 . C18 N2 1.363(4) . C18 H18 0.9300 . C19 O4 1.245(4) . C19 O5 1.245(4) . C19 C20 1.516(5) . C20 C20 1.495(7) 2_656 C20 H20A 0.9700 . C20 H20B 0.9700 . C21 O2 1.214(6) . C21 O1 1.233(7) . C21 C22 1.537(17) . C21 C22' 1.640(18) . Co1 O1 1.923(3) . Co1 O4 1.974(3) . Co1 N4 1.991(3) . Co1 N1 2.013(3) 3_455 N1 Co1 2.013(3) 3_545 O6 H6D 0.8500 . O6 H6C 0.8498 . O7 H7A 0.8500 . O7 H7C 0.8500 . C22' C22' 1.31(3) 7_566 C22' H22A 0.9700 . C22' H22B 0.9700 . C22 C22 1.54(3) 7_566 C22 H22C 0.9700 . C22 H22D 0.9700 . loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA _geom_hbond_site_symmetry_A O7 H7A O6 0.85 2.45 2.928(5) 116.2 5_666 O7 H7A O4 0.85 2.41 2.886(4) 116.2 1_545 O6 H6C O5 0.85 2.31 2.729(4) 110.7 2_655 O8 H8B O7 0.85 2.47 2.894(8) 111.6 4_556 O8 H8D O2 0.85 2.31 3.081(9) 151.4 .