#------------------------------------------------------------------------------ #$Date: 2025-08-19 11:43:10 +0100 (Tue, 19 Aug 2025) $ #$Revision: 301803 $ #$URL: svn://www.crystallography.net/cod/cif/2/20/69/2206964.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # 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_2206964 loop_ _publ_author_name 'Lei Cao' 'Duan-Jun Xu' _publ_section_title Tris(1H-benzimidazole-\kN^3^)(oxydiacetato-\k^3^O,O',O'')cobalt(II) _journal_coeditor_code HB6272 _journal_issue 10 _journal_name_full 'Acta Crystallographica Section E' _journal_page_first m2127 _journal_page_last m2129 _journal_paper_doi 10.1107/S1600536805030126 _journal_volume 61 _journal_year 2005 _chemical_formula_iupac '[Co (C7 H6 N2)3 (C4 H4 O5)]' _chemical_formula_moiety 'C25 H22 Co N6 O5' _chemical_formula_sum 'C25 H22 Co N6 O5' _chemical_formula_weight 545.42 _chemical_name_systematic ; Tris(1H-benzimidazole-\kN^3^)(oxydiacetate-\k^3^O,O',O'')cobalt(II) ; _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 SHELXL97 _cell_angle_alpha 90.00 _cell_angle_beta 91.2570(10) _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 12.2152(4) _cell_length_b 10.3120(2) _cell_length_c 19.3617(4) _cell_measurement_reflns_used 11165 _cell_measurement_temperature 295(2) _cell_measurement_theta_max 26.50 _cell_measurement_theta_min 2.3 _cell_volume 2438.27(11) _computing_cell_refinement PROCESS-AUTO _computing_data_collection 'PROCESS-AUTO (Rigaku, 1998)' _computing_data_reduction 'CrystalStructure (Rigaku/MSC, 2002)' _computing_molecular_graphics 'ORTEP-3 for Windows (Farrugia, 1997)' _computing_publication_material 'WinGX (Farrugia, 1999)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SIR92 (Altomare et al., 1993)' _diffrn_ambient_temperature 295(2) _diffrn_detector_area_resol_mean 10.00 _diffrn_measured_fraction_theta_full 1.00 _diffrn_measured_fraction_theta_max 1.00 _diffrn_measurement_device_type 'Rigaku R-AXIS RAPID' _diffrn_measurement_method \w _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 0.0478 _diffrn_reflns_av_sigmaI/netI 0.0369 _diffrn_reflns_limit_h_max 14 _diffrn_reflns_limit_h_min -14 _diffrn_reflns_limit_k_max 12 _diffrn_reflns_limit_k_min -12 _diffrn_reflns_limit_l_max 23 _diffrn_reflns_limit_l_min -23 _diffrn_reflns_number 19382 _diffrn_reflns_theta_full 25.6 _diffrn_reflns_theta_max 25.60 _diffrn_reflns_theta_min 1.67 _diffrn_standards_decay_% 0 _diffrn_standards_interval_count 0 _diffrn_standards_interval_time 0 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 0.753 _exptl_absorpt_correction_T_max 0.955 _exptl_absorpt_correction_T_min 0.918 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(ABSCOR; Higashi, 1995)' _exptl_crystal_colour red _exptl_crystal_density_diffrn 1.486 _exptl_crystal_density_method 'not measured' _exptl_crystal_description rod _exptl_crystal_F_000 1124 _exptl_crystal_size_max 0.26 _exptl_crystal_size_mid 0.09 _exptl_crystal_size_min 0.06 _refine_diff_density_max 0.62 _refine_diff_density_min -0.56 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.085 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 334 _refine_ls_number_reflns 4587 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.085 _refine_ls_R_factor_all 0.070 _refine_ls_R_factor_gt 0.041 _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^)+(0.066P)^2^] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.100 _refine_ls_wR_factor_ref 0.114 _reflns_number_gt 3430 _reflns_number_total 4587 _reflns_threshold_expression I>2\s(I) _cod_data_source_file hb6272.cif _cod_data_source_block I _cod_original_sg_symbol_H-M 'P 21/c' _cod_database_code 2206964 _cod_database_fobs_code 2206964 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_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_type_symbol Co 0.75191(3) 0.73907(3) 0.222358(18) 0.02765(13) Uani d . 1 Co N11 0.4219(2) 0.6259(2) 0.18774(14) 0.0437(7) Uani d . 1 N H11 0.3701 0.5709 0.1937 0.052 Uiso calc R 1 H N13 0.58625(19) 0.7168(2) 0.19689(12) 0.0321(5) Uani d . 1 N N21 0.7815(2) 0.3249(2) 0.23005(14) 0.0433(7) Uani d . 1 N H21 0.7729 0.2560 0.2543 0.052 Uiso calc R 1 H N23 0.7845(2) 0.5348(2) 0.20285(12) 0.0334(6) Uani d . 1 N N31 0.7981(2) 0.7007(3) 0.44110(13) 0.0420(6) Uani d . 1 N H31 0.8402 0.6847 0.4763 0.050 Uiso calc R 1 H N33 0.7412(2) 0.7127(2) 0.33135(12) 0.0345(6) Uani d . 1 N O1 0.79423(18) 0.7951(2) 0.12553(10) 0.0400(5) Uani d . 1 O O2 0.9283(2) 0.8536(3) 0.05549(11) 0.0605(7) Uani d . 1 O O3 0.92906(16) 0.80034(18) 0.23821(9) 0.0326(5) Uani d . 1 O O4 0.73913(16) 0.93931(18) 0.24781(11) 0.0349(5) Uani d . 1 O O5 0.82350(19) 1.09993(19) 0.30342(13) 0.0510(6) Uani d . 1 O C1 0.8924(3) 0.8233(3) 0.11288(15) 0.0371(7) Uani d . 1 C C2 0.9762(3) 0.8126(3) 0.17100(15) 0.0427(8) Uani d . 1 C H2A 1.0222 0.7377 0.1628 0.051 Uiso calc R 1 H H2B 1.0226 0.8889 0.1707 0.051 Uiso calc R 1 H C3 0.9298(2) 0.9180(3) 0.27781(16) 0.0381(7) Uani d . 1 C H3A 0.9868 0.9743 0.2608 0.046 Uiso calc R 1 H H3B 0.9481 0.8973 0.3255 0.046 Uiso calc R 1 H C4 0.8216(2) 0.9914(3) 0.27536(15) 0.0325(7) Uani d . 1 C C12 0.5229(3) 0.6186(3) 0.21420(16) 0.0386(7) Uani d . 1 C H12 0.5468 0.5507 0.2423 0.046 Uiso calc R 1 H C14 0.5416(3) 0.9138(3) 0.12418(15) 0.0409(7) Uani d . 1 C H14 0.6095 0.9539 0.1294 0.049 Uiso calc R 1 H C15 0.4581(3) 0.9685(3) 0.08430(17) 0.0529(9) Uani d . 1 C H15 0.4697 1.0482 0.0632 0.064 Uiso calc R 1 H C16 0.3572(3) 0.9070(4) 0.07491(18) 0.0594(11) Uani d . 1 C H16 0.3044 0.9451 0.0461 0.071 Uiso calc R 1 H C17 0.3334(3) 0.7915(4) 0.10705(19) 0.0543(9) Uani d . 1 C H17 0.2658 0.7513 0.1010 0.065 Uiso calc R 1 H C18 0.4150(3) 0.7385(3) 0.14868(16) 0.0395(7) Uani d . 1 C C19 0.5192(2) 0.7966(3) 0.15585(14) 0.0322(6) Uani d . 1 C C22 0.7659(3) 0.4472(3) 0.25106(17) 0.0384(7) Uani d . 1 C H22 0.7441 0.4684 0.2954 0.046 Uiso calc R 1 H C24 0.8444(3) 0.4992(4) 0.07905(17) 0.0523(9) Uani d . 1 C H24 0.8442 0.5859 0.0658 0.063 Uiso calc R 1 H C25 0.8743(4) 0.4013(4) 0.0339(2) 0.0709(12) Uani d . 1 C H25 0.8953 0.4238 -0.0104 0.085 Uiso calc R 1 H C26 0.8740(4) 0.2702(4) 0.0525(2) 0.0716(12) Uani d . 1 C H26 0.8955 0.2080 0.0208 0.086 Uiso calc R 1 H C27 0.8425(3) 0.2324(3) 0.1167(2) 0.0587(10) Uani d . 1 C H27 0.8403 0.1453 0.1291 0.070 Uiso calc R 1 H C28 0.8138(3) 0.3298(3) 0.16284(17) 0.0417(8) Uani d . 1 C C29 0.8150(2) 0.4617(3) 0.14489(15) 0.0357(7) Uani d . 1 C C32 0.8211(3) 0.6793(3) 0.37488(15) 0.0399(7) Uani d . 1 C H32 0.8871 0.6442 0.3608 0.048 Uiso calc R 1 H C34 0.5556(3) 0.8102(3) 0.35706(16) 0.0418(8) Uani d . 1 C H34 0.5310 0.8170 0.3114 0.050 Uiso calc R 1 H C35 0.4904(3) 0.8483(3) 0.41094(17) 0.0490(9) Uani d . 1 C H35 0.4206 0.8806 0.4013 0.059 Uiso calc R 1 H C36 0.5276(3) 0.8392(3) 0.47969(17) 0.0501(9) Uani d . 1 C H36 0.4818 0.8654 0.5148 0.060 Uiso calc R 1 H C37 0.6292(3) 0.7929(3) 0.49633(16) 0.0457(8) Uani d . 1 C H37 0.6539 0.7880 0.5420 0.055 Uiso calc R 1 H C38 0.6943(3) 0.7534(3) 0.44255(15) 0.0373(7) Uani d . 1 C C39 0.6587(3) 0.7614(3) 0.37345(14) 0.0337(7) Uani d . 1 C loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Co 0.0265(2) 0.0297(2) 0.0267(2) 0.00020(16) -0.00089(15) -0.00012(16) N11 0.0269(15) 0.0422(14) 0.0621(18) -0.0067(11) 0.0023(13) -0.0074(13) N13 0.0290(14) 0.0342(12) 0.0330(13) -0.0017(10) -0.0034(11) -0.0010(10) N21 0.0485(18) 0.0311(13) 0.0503(16) 0.0041(11) -0.0011(13) 0.0027(12) N23 0.0332(15) 0.0346(13) 0.0323(13) 0.0045(10) -0.0010(11) -0.0025(11) N31 0.0422(17) 0.0553(15) 0.0284(13) -0.0050(13) -0.0043(12) 0.0004(12) N33 0.0406(16) 0.0353(13) 0.0278(12) 0.0006(11) 0.0008(11) -0.0002(10) O1 0.0326(13) 0.0575(13) 0.0298(11) -0.0038(10) -0.0014(9) 0.0049(10) O2 0.0486(16) 0.102(2) 0.0316(12) -0.0130(14) 0.0053(11) 0.0102(12) O3 0.0298(12) 0.0380(10) 0.0299(10) 0.0054(8) -0.0006(9) -0.0019(9) O4 0.0252(12) 0.0340(10) 0.0454(12) 0.0028(8) -0.0022(9) -0.0015(9) O5 0.0457(15) 0.0311(11) 0.0756(17) 0.0034(10) -0.0099(12) -0.0118(11) C1 0.036(2) 0.0437(17) 0.0316(16) 0.0031(14) 0.0014(14) 0.0007(13) C2 0.0288(18) 0.064(2) 0.0351(16) 0.0062(15) 0.0050(14) 0.0002(15) C3 0.0274(17) 0.0404(16) 0.0462(19) -0.0009(13) -0.0038(14) -0.0077(14) C4 0.0307(17) 0.0295(14) 0.0372(16) -0.0006(12) 0.0000(13) 0.0047(13) C12 0.0312(18) 0.0348(15) 0.0498(19) -0.0015(13) -0.0001(14) 0.0010(14) C14 0.047(2) 0.0415(17) 0.0341(16) 0.0056(14) 0.0021(14) -0.0018(14) C15 0.065(3) 0.052(2) 0.0421(19) 0.0218(18) 0.0038(18) 0.0034(16) C16 0.055(3) 0.078(3) 0.045(2) 0.034(2) -0.0125(18) -0.0043(19) C17 0.035(2) 0.073(2) 0.054(2) 0.0142(17) -0.0082(17) -0.0149(19) C18 0.0319(18) 0.0457(17) 0.0409(17) 0.0064(14) -0.0009(13) -0.0103(14) C19 0.0312(17) 0.0365(15) 0.0289(15) 0.0028(12) 0.0002(12) -0.0066(12) C22 0.0398(19) 0.0343(16) 0.0411(17) 0.0057(13) -0.0002(14) -0.0017(14) C24 0.059(2) 0.056(2) 0.0424(19) -0.0007(17) 0.0060(17) -0.0077(16) C25 0.076(3) 0.090(3) 0.047(2) -0.004(2) 0.014(2) -0.022(2) C26 0.073(3) 0.071(3) 0.071(3) 0.006(2) 0.008(2) -0.036(2) C27 0.058(3) 0.0466(19) 0.072(3) 0.0091(17) -0.002(2) -0.0216(19) C28 0.0315(18) 0.0402(17) 0.053(2) 0.0046(13) -0.0045(15) -0.0111(15) C29 0.0270(17) 0.0418(16) 0.0382(17) 0.0035(12) -0.0028(13) -0.0087(13) C32 0.040(2) 0.0454(17) 0.0347(17) 0.0012(14) -0.0004(14) -0.0020(14) C34 0.050(2) 0.0417(16) 0.0339(16) 0.0047(15) 0.0008(15) 0.0005(14) C35 0.050(2) 0.0484(19) 0.048(2) 0.0103(16) 0.0073(17) -0.0004(16) C36 0.060(3) 0.0481(18) 0.0424(19) -0.0017(17) 0.0185(17) -0.0023(15) C37 0.058(2) 0.0514(19) 0.0283(16) -0.0082(16) 0.0049(15) -0.0036(14) C38 0.047(2) 0.0372(15) 0.0279(15) -0.0082(14) 0.0016(13) -0.0015(13) C39 0.0446(19) 0.0286(14) 0.0279(14) -0.0032(13) 0.0023(13) 0.0000(12) 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 0.0000 '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 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Co Co 0.3494 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_publ_flag O1 Co O3 77.60(8) y O1 Co O4 87.68(8) y O1 Co N13 94.47(9) y O1 Co N23 93.63(9) y O1 Co N33 165.29(9) y O3 Co O4 76.89(7) y O3 Co N13 168.69(8) y O3 Co N23 96.61(8) y O3 Co N33 88.88(8) y O4 Co N13 94.91(8) y O4 Co N23 172.95(8) y O4 Co N33 83.58(8) y N13 Co N23 91.89(9) y N13 Co N33 98.03(9) y N33 Co N23 93.65(9) y C12 N11 C18 107.6(3) ? C12 N11 H11 126.2 ? C18 N11 H11 126.2 ? C12 N13 C19 104.8(2) ? C12 N13 Co 126.5(2) ? C19 N13 Co 128.63(19) ? C22 N21 C28 107.5(3) ? C22 N21 H21 126.3 ? C28 N21 H21 126.3 ? C22 N23 C29 104.4(2) ? C22 N23 Co 120.2(2) ? C29 N23 Co 135.09(19) ? C32 N31 C38 107.3(3) ? C32 N31 H31 126.4 ? C38 N31 H31 126.4 ? C32 N33 C39 104.7(2) ? C32 N33 Co 127.1(2) ? C39 N33 Co 126.08(19) ? C1 O1 Co 120.29(19) ? C3 O3 C2 114.2(2) ? C3 O3 Co 107.62(16) ? C2 O3 Co 107.53(16) ? C4 O4 Co 116.90(18) ? O2 C1 O1 125.8(3) ? O2 C1 C2 116.0(3) ? O1 C1 C2 118.0(3) ? O3 C2 C1 113.7(3) ? O3 C2 H2A 108.8 ? C1 C2 H2A 108.8 ? O3 C2 H2B 108.8 ? C1 C2 H2B 108.8 ? H2A C2 H2B 107.7 ? O3 C3 C4 114.1(2) ? O3 C3 H3A 108.7 ? C4 C3 H3A 108.7 ? O3 C3 H3B 108.7 ? C4 C3 H3B 108.7 ? H3A C3 H3B 107.6 ? O5 C4 O4 125.4(3) ? O5 C4 C3 115.2(3) ? O4 C4 C3 119.4(2) ? N13 C12 N11 113.7(3) ? N13 C12 H12 123.1 ? N11 C12 H12 123.1 ? C15 C14 C19 116.8(3) ? C15 C14 H14 121.6 ? C19 C14 H14 121.6 ? C14 C15 C16 121.7(3) ? C14 C15 H15 119.1 ? C16 C15 H15 119.1 ? C17 C16 C15 121.9(3) ? C17 C16 H16 119.1 ? C15 C16 H16 119.1 ? C16 C17 C18 116.7(3) ? C16 C17 H17 121.6 ? C18 C17 H17 121.6 ? C17 C18 N11 133.1(3) ? C17 C18 C19 121.8(3) ? N11 C18 C19 104.9(3) ? C14 C19 N13 130.2(3) ? C14 C19 C18 120.9(3) ? N13 C19 C18 108.8(3) ? N23 C22 N21 113.6(3) ? N23 C22 H22 123.2 ? N21 C22 H22 123.2 ? C29 C24 C25 116.9(3) ? C29 C24 H24 121.6 ? C25 C24 H24 121.6 ? C24 C25 C26 122.5(4) ? C24 C25 H25 118.7 ? C26 C25 H25 118.7 ? C27 C26 C25 120.8(4) ? C27 C26 H26 119.6 ? C25 C26 H26 119.6 ? C26 C27 C28 117.2(4) ? C26 C27 H27 121.4 ? C28 C27 H27 121.4 ? N21 C28 C27 131.7(3) ? N21 C28 C29 106.0(3) ? C27 C28 C29 122.3(3) ? C24 C29 C28 120.2(3) ? C24 C29 N23 131.4(3) ? C28 C29 N23 108.5(3) ? N33 C32 N31 113.6(3) ? N33 C32 H32 123.2 ? N31 C32 H32 123.2 ? C35 C34 C39 117.7(3) ? C35 C34 H34 121.1 ? C39 C34 H34 121.1 ? C34 C35 C36 121.2(3) ? C34 C35 H35 119.4 ? C36 C35 H35 119.4 ? C37 C36 C35 121.5(3) ? C37 C36 H36 119.2 ? C35 C36 H36 119.2 ? C36 C37 C38 117.4(3) ? C36 C37 H37 121.3 ? C38 C37 H37 121.3 ? N31 C38 C37 132.4(3) ? N31 C38 C39 105.7(3) ? C37 C38 C39 122.0(3) ? C34 C39 C38 120.1(3) ? C34 C39 N33 131.1(3) ? C38 C39 N33 108.8(3) ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag Co O1 2.039(2) y Co O3 2.269(2) y Co O4 2.1294(19) y Co N13 2.085(2) y Co N23 2.178(2) y Co N33 2.134(2) y N11 C12 1.327(4) ? N11 C18 1.387(4) ? N11 H11 0.8600 ? N13 C12 1.323(4) ? N13 C19 1.397(4) ? N21 C22 1.339(4) ? N21 C28 1.369(4) ? N21 H21 0.8600 ? N23 C22 1.322(4) ? N23 C29 1.409(4) ? N31 C32 1.337(4) ? N31 C38 1.381(4) ? N31 H31 0.8600 ? N33 C32 1.321(4) ? N33 C39 1.403(4) ? O1 C1 1.263(4) ? O2 C1 1.243(4) ? O3 C3 1.435(3) ? O3 C2 1.440(3) ? O4 C4 1.251(3) ? O5 C4 1.244(3) ? C1 C2 1.508(4) ? C2 H2A 0.9700 ? C2 H2B 0.9700 ? C3 C4 1.523(4) ? C3 H3A 0.9700 ? C3 H3B 0.9700 ? C12 H12 0.9300 ? C14 C15 1.385(4) ? C14 C19 1.386(4) ? C14 H14 0.9300 ? C15 C16 1.395(5) ? C15 H15 0.9300 ? C16 C17 1.378(5) ? C16 H16 0.9300 ? C17 C18 1.381(4) ? C17 H17 0.9300 ? C18 C19 1.410(4) ? C22 H22 0.9300 ? C24 C29 1.387(5) ? C24 C25 1.390(5) ? C24 H24 0.9300 ? C25 C26 1.400(6) ? C25 H25 0.9300 ? C26 C27 1.365(6) ? C26 H26 0.9300 ? C27 C28 1.395(5) ? C27 H27 0.9300 ? C28 C29 1.404(4) ? C32 H32 0.9300 ? C34 C35 1.383(4) ? C34 C39 1.387(4) ? C34 H34 0.9300 ? C35 C36 1.400(5) ? C35 H35 0.9300 ? C36 C37 1.362(5) ? C36 H36 0.9300 ? C37 C38 1.385(4) ? C37 H37 0.9300 ? C38 C39 1.400(4) ? loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_site_symmetry_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA _geom_hbond_publ_flag N11 H11 O4 2_645 0.86 2.23 3.039(3) 157 y N11 H11 O5 2_645 0.86 2.39 3.018(3) 131 y N21 H21 O5 1_545 0.86 1.96 2.762(3) 154 y N31 H31 O2 4_576 0.86 1.90 2.756(3) 178 y loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 PubChem 139068436