#------------------------------------------------------------------------------ #$Date: 2025-08-18 23:52:38 +0100 (Mon, 18 Aug 2025) $ #$Revision: 301791 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/05/2000567.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_2000567 loop_ _publ_author_name 'Morooka, M.' 'Ohba, S.' 'Nakashima, M.' 'Tokii, T.' 'Muto, Y.' 'Kato, M.' 'Steward, O. W.' _publ_section_title ; Dimeric nickel(II) carboxylates and a silanecarboxylate: [Ni(Me~3~CCOO)~2~(2,5-lutidine)]~2~, [Ni(MePh~2~CCOO)~2~(quinoline)]~2~.2CHCl~3~, [Ni(Me~2~PhCCOO)~2~(quinoline)]~2~, [Ni(Me~3~CCOO)~2~(2-ethylpyridine)]~2~, [Ni(Me~3~CCOO)~2~(2-picoline)]~2~ and [Ni(MePh~2~SiCOO)~2~(Ph~3~P)]~2~ ; _journal_issue 10 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 1888 _journal_page_last 1894 _journal_paper_doi 10.1107/S0108270192005808 _journal_volume 48 _journal_year 1992 _chemical_formula_moiety 'C58 H58 N2 Ni2 O8' _chemical_formula_structural '(Ni ((C H3)2 (C6 H5) C2 O2)2 (C9 H7 N))2' _chemical_formula_sum 'C58 H58 N2 Ni2 O8' _chemical_formula_weight 1028.5 _chemical_name_systematic ' tetrakis(\m-2-methyl-2-phenylpropanoato-O,O')di(quinoline)dinickel' _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2yn' _symmetry_space_group_name_H-M 'P 1 21/n 1' _audit_creation_method from_xtal_archive_file_using_CIFIO _cell_angle_alpha 90.00000 _cell_angle_beta 90.587(5) _cell_angle_gamma 90.00000 _cell_formula_units_Z 2 _cell_length_a 10.9920(10) _cell_length_b 20.9320(10) _cell_length_c 10.9640(10) _cell_measurement_reflns_used 38 _cell_measurement_temperature 300 _cell_measurement_theta_max 15 _cell_measurement_theta_min 10 _cell_volume 2522.5(3) _diffrn_ambient_temperature 300.0(10) _diffrn_measurement_device 'Rigaku AFC-5 four-circle diffractometer' _diffrn_measurement_method '\w scan' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'Xray tube' _diffrn_radiation_type 'Mo K\a' _diffrn_radiation_wavelength .71073 _diffrn_reflns_av_R_equivalents 0.014 _diffrn_reflns_limit_h_max 13 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 24 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 13 _diffrn_reflns_limit_l_min -13 _diffrn_reflns_number 4671 _diffrn_reflns_theta_max 25 _diffrn_reflns_theta_min 2.09 _diffrn_standards_decay_% 1.8 _diffrn_standards_interval_count 100 _diffrn_standards_number 5 _exptl_absorpt_coefficient_mu 0.804 _exptl_absorpt_correction_T_max 0.92 _exptl_absorpt_correction_T_min 0.82 _exptl_absorpt_correction_type integration _exptl_absorpt_process_details 'Gauss numerical integration' _exptl_crystal_colour 'dark green' _exptl_crystal_density_diffrn 1.354 _exptl_crystal_density_meas 1.31(2) _exptl_crystal_density_method 'flotation in KI solution' _exptl_crystal_description Plate _exptl_crystal_F_000 1080 _exptl_crystal_size_max 0.60 _exptl_crystal_size_mid 0.25 _exptl_crystal_size_min 0.10 _refine_diff_density_max .276 _refine_diff_density_min -.335 _refine_ls_goodness_of_fit_obs 1.726 _refine_ls_hydrogen_treatment refall _refine_ls_matrix_type full _refine_ls_number_constraints 0 _refine_ls_number_parameters 432 _refine_ls_number_reflns 3029 _refine_ls_number_restraints 0 _refine_ls_R_factor_obs .041 _refine_ls_shift/esd_max .068 _refine_ls_structure_factor_coef F _refine_ls_weighting_scheme 'calc, w=1/\s' _refine_ls_wR_factor_obs .026 _reflns_number_observed 3029 _reflns_number_total 4431 _reflns_observed_criterion |F~o~|>3\s(|F~o~|) _cod_data_source_file as1007.cif _cod_data_source_block III _cod_original_sg_symbol_Hall -P_2yn _cod_database_code 2000567 loop_ _symmetry_equiv_pos_as_xyz +x,+y,+z 1/2-x,1/2+y,1/2-z -x,-y,-z 1/2+x,1/2-y,1/2+z 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 Ni .0197(2) .0320(2) .0367(3) -.0013(3) .0008(2) -.0012(3) O11 .033(2) .042(2) .046(2) .0030(10) -.0050(10) .0070(10) O12 .037(2) .035(2) .053(2) -.0090(10) .0110(10) .0090(10) O21 .0280(10) .042(2) .038(2) -.0010(10) .0010(10) -.0080(10) O22 .025(2) .042(2) .047(2) -.0010(10) .0050(10) -.0090(10) N .026(2) .037(2) .036(2) -.001(2) -.0010(10) .002(2) C1 .031(3) .051(3) .046(3) -.007(2) -.002(2) -.002(2) C2 .033(3) .058(3) .064(3) -.014(2) -.002(2) -.009(3) C3 .027(3) .079(4) .051(3) -.011(3) -.004(2) .002(2) C4 .024(2) .062(3) .036(2) -.004(2) .000(2) .004(2) C5 .026(3) .080(4) .062(3) .009(3) -.004(2) .018(3) C6 .041(3) .064(4) .084(4) .017(3) .001(3) .022(3) C7 .039(3) .046(3) .078(3) .011(2) .005(2) .007(3) C8 .029(2) .046(3) .045(3) -.001(2) .001(2) .007(2) C9 .025(2) .047(3) .029(2) .001(2) .004(2) .004(2) C101 .036(2) .029(2) .032(2) .000(2) .009(2) -.002(2) C102 .033(2) .034(2) .031(2) -.002(2) -.001(2) .004(2) C103 .048(3) .045(3) .052(3) -.006(2) .017(3) .008(3) C104 .060(4) .057(4) .040(3) .000(3) -.007(3) .012(3) C105 .036(2) .028(2) .044(2) -.004(2) .006(2) .006(2) C106 .055(3) .045(3) .070(3) .009(2) .006(3) .000(3) C107 .054(4) .058(4) .118(5) .016(3) .016(4) .002(4) C108 .080(5) .044(4) .094(5) -.005(3) .038(4) -.011(3) C109 .080(4) .052(4) .058(4) -.015(3) .016(3) -.005(3) C110 .056(3) .038(3) .061(3) .001(3) .005(3) -.005(2) C201 .034(2) .025(2) .027(2) .004(2) .003(2) .005(2) C202 .035(2) .028(2) .033(2) .003(2) .003(2) -.003(2) C203 .055(3) .045(3) .046(3) -.014(3) .006(3) -.006(3) C204 .055(3) .040(3) .051(3) .013(3) .013(3) -.001(3) C205 .036(2) .037(2) .028(2) -.002(2) .002(2) -.004(2) C206 .053(3) .055(3) .051(3) .011(3) .018(2) .007(2) C207 .058(3) .085(4) .063(3) .004(3) .031(3) .011(3) C208 .084(4) .064(4) .054(3) -.018(3) .019(3) .014(3) C209 .101(4) .051(3) .066(3) .019(3) .026(3) .020(3) C210 .068(3) .046(3) .054(3) .020(3) .018(2) .015(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_thermal_displace_type _atom_site_calc_flag _atom_site_calc_attached_atom _atom_site_refinement_flags _atom_site_occupancy Ni .61870(4) .51310(2) .52872(4) .0295(2) Uani ? ? ? 1.00000 O11 .6367(2) .58920(10) .4166(2) .040(2) Uani ? ? ? 1.00000 O12 .5541(2) .43760(10) .6245(2) .042(2) Uani ? ? ? 1.00000 O21 .6492(2) .45410(10) .3886(2) .036(2) Uani ? ? ? 1.00000 O22 .5444(2) .57200(10) .6532(2) .038(2) Uani ? ? ? 1.00000 N .7901(2) .5145(2) .6017(2) .033(2) Uani ? ? ? 1.00000 C1 .8303(4) .5719(2) .6287(4) .043(3) Uani ? ? ? 1.00000 C2 .9499(4) .5841(2) .6715(4) .052(3) Uani ? ? ? 1.00000 C3 1.0273(4) .5341(2) .6837(4) .052(3) Uani ? ? ? 1.00000 C4 .9897(3) .4719(2) .6579(3) .041(3) Uani ? ? ? 1.00000 C5 1.0660(4) .4182(3) .6700(4) .056(3) Uani ? ? ? 1.00000 C6 1.0256(4) .3594(3) .6457(4) .063(4) Uani ? ? ? 1.00000 C7 .9049(4) .3497(2) .6051(4) .054(3) Uani ? ? ? 1.00000 C8 .8285(4) .4002(2) .5919(4) .040(3) Uani ? ? ? 1.00000 C9 .8679(3) .4623(2) .6172(3) .034(2) Uani ? ? ? 1.00000 C101 .5359(3) .5983(2) .3626(3) .032(2) Uani ? ? ? 1.00000 C102 .5199(3) .6566(2) .2812(3) .032(2) Uani ? ? ? 1.00000 C103 .6425(4) .6740(2) .2215(5) .048(3) Uani ? ? ? 1.00000 C104 .4281(5) .6414(3) .1803(4) .053(3) Uani ? ? ? 1.00000 C105 .4803(3) .7121(2) .3631(3) .036(2) Uani ? ? ? 1.00000 C106 .3769(4) .7478(2) .3406(5) .056(3) Uani ? ? ? 1.00000 C107 .3451(5) .7987(3) .4143(7) .076(4) Uani ? ? ? 1.00000 C108 .4153(6) .8142(3) .5129(6) .072(4) Uani ? ? ? 1.00000 C109 .5173(6) .7797(2) .5381(5) .063(4) Uani ? ? ? 1.00000 C110 .5489(4) .7292(2) .4634(4) .051(3) Uani ? ? ? 1.00000 C201 .5685(3) .4240(2) .3293(3) .029(2) Uani ? ? ? 1.00000 C202 .6147(3) .3793(2) .2294(3) .032(2) Uani ? ? ? 1.00000 C203 .5099(4) .3425(2) .1702(4) .049(3) Uani ? ? ? 1.00000 C204 .7016(5) .3320(2) .2905(5) .049(3) Uani ? ? ? 1.00000 C205 .6782(3) .4207(2) .1333(3) .034(2) Uani ? ? ? 1.00000 C206 .7814(4) .4005(2) .0734(4) .053(3) Uani ? ? ? 1.00000 C207 .8360(5) .4384(3) -.0140(4) .068(4) Uani ? ? ? 1.00000 C208 .7887(5) .4965(2) -.0424(4) .067(4) Uani ? ? ? 1.00000 C209 .6877(5) .5173(2) .0147(4) .072(3) Uani ? ? ? 1.00000 C210 .6323(4) .4801(2) .1032(4) .056(3) Uani ? ? ? 1.00000 H1 .766(3) .611(2) .625(3) .060(10) Uiso d ? ? 1.00000 H2 .968(3) .629(2) .692(3) .070(10) Uiso d ? ? 1.00000 H3 1.112(3) .540(2) .712(3) .060(10) Uiso d ? ? 1.00000 H5 1.147(3) .423(2) .706(3) .070(10) Uiso d ? ? 1.00000 H6 1.076(3) .322(2) .662(3) .060(10) Uiso d ? ? 1.00000 H7 .885(3) .303(2) .581(3) .050(10) Uiso d ? ? 1.00000 H8 .744(3) .391(2) .556(3) .060(10) Uiso d ? ? 1.00000 H1031 .630(3) .711(2) .157(3) .070(10) Uiso d ? ? 1.00000 H1032 .665(4) .635(2) .173(3) .08(2) Uiso d ? ? 1.00000 H1033 .700(3) .682(2) .287(3) .060(10) Uiso d ? ? 1.00000 H1041 .421(3) .676(2) .124(3) .070(10) Uiso d ? ? 1.00000 H1042 .354(3) .632(2) .210(3) .040(10) Uiso d ? ? 1.00000 H1043 .455(4) .601(2) .128(3) .08(2) Uiso d ? ? 1.00000 H106 .331(3) .740(2) .261(3) .050(10) Uiso d ? ? 1.00000 H107 .285(4) .821(2) .384(4) .11(2) Uiso d ? ? 1.00000 H108 .401(4) .850(2) .558(4) .09(2) Uiso d ? ? 1.00000 H109 .567(4) .784(2) .604(4) .09(2) Uiso d ? ? 1.00000 H110 .614(3) .706(2) .480(3) .040(10) Uiso d ? ? 1.00000 H2031 .465(3) .317(2) .231(3) .050(10) Uiso d ? ? 1.00000 H2032 .458(3) .373(2) .129(3) .050(10) Uiso d ? ? 1.00000 H2033 .531(3) .315(2) .096(3) .060(10) Uiso d ? ? 1.00000 H2041 .658(3) .3120(10) .363(3) .040(10) Uiso d ? ? 1.00000 H2042 .776(3) .3500(10) .324(3) .030(10) Uiso d ? ? 1.00000 H2043 .729(3) .300(2) .231(3) .050(10) Uiso d ? ? 1.00000 H206 .819(3) .364(2) .099(3) .060(10) Uiso d ? ? 1.00000 H207 .910(4) .423(2) -.058(4) .10(2) Uiso d ? ? 1.00000 H208 .832(3) .525(2) -.097(3) .08(2) Uiso d ? ? 1.00000 H209 .647(4) .558(2) -.006(4) .09(2) Uiso d ? ? 1.00000 H210 .556(3) .499(2) .155(3) .080(10) Uiso d ? ? 1.00000 loop_ _diffrn_standard_refln_index_h _diffrn_standard_refln_index_k _diffrn_standard_refln_index_l ? ? ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_2 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag O11 Ni O12 . . . 164.70(10) yes O11 Ni O21 . . . 90.10(10) yes O11 Ni O22 . . . 88.40(10) yes O11 Ni N . . . 97.50(10) yes O11 Ni Ni . . 3_666 96.72(7) yes O12 Ni O21 . . . 88.80(10) yes O12 Ni O22 . . . 88.80(10) yes O12 Ni N . . . 97.80(10) yes O12 Ni Ni . . 3_666 67.96(7) yes O21 Ni O22 . . . 165.44(9) yes O21 Ni N . . . 98.60(10) yes O21 Ni Ni . . 3_666 82.32(7) yes O22 Ni N . . . 96.00(10) yes O22 Ni Ni . . 3_666 83.48(7) yes N Ni Ni . . 3_666 165.70(9) yes Ni O11 C101 . . . 108.1(2) yes Ni O12 C101 . . 3_666 143.8(2) yes Ni O21 C201 . . . 125.5(2) yes Ni O22 C201 . . 3_666 123.3(2) yes Ni N C1 . . . 114.2(3) no Ni N C9 . . . 126.7(3) no C1 N C9 . . . 119.0(3) no N C1 C2 . . . 123.3(4) no N C1 H1 . . . 118(2) no C2 C1 H1 . . . 119(2) no C1 C2 C3 . . . 118.3(4) no C1 C2 H2 . . . 115(2) no C3 C2 H2 . . . 126(2) no C2 C3 C4 . . . 121.1(4) no C2 C3 H3 . . . 121(2) no C4 C3 H3 . . . 117(2) no C3 C4 C5 . . . 123.5(4) no C3 C4 C9 . . . 118.2(4) no C5 C4 C9 . . . 118.3(4) no C4 C5 C6 . . . 121.4(4) no C4 C5 H5 . . . 120(2) no C6 C5 H5 . . . 119(2) no C5 C6 C7 . . . 120.4(5) no C5 C6 H6 . . . 121(2) no C7 C6 H6 . . . 118(2) no C6 C7 C8 . . . 120.1(4) no C6 C7 H7 . . . 114(2) no C8 C7 H7 . . . 125(2) no C7 C8 C9 . . . 120.9(4) no C7 C8 H8 . . . 117(2) no C9 C8 H8 . . . 122(2) no N C9 C4 . . . 120.0(3) no N C9 C8 . . . 121.1(3) no C4 C9 C8 . . . 118.9(4) no O11 C101 C102 . . . 119.3(3) yes O11 C101 O12 . . 3_666 123.2(3) yes C102 C101 O12 . . 3_666 117.5(3) yes C101 C102 C103 . . . 110.0(3) no C101 C102 C104 . . . 109.2(3) no C101 C102 C105 . . . 107.2(3) no C103 C102 C104 . . . 108.4(3) no C103 C102 C105 . . . 108.9(3) no C104 C102 C105 . . . 113.1(3) no C102 C103 H1031 . . . 110(2) no C102 C103 H1032 . . . 104(2) no C102 C103 H1033 . . . 107(2) no H1031 C103 H1032 . . . 106(3) no H1031 C103 H1033 . . . 117(3) no H1032 C103 H1033 . . . 112(3) no C102 C104 H1041 . . . 111(2) no C102 C104 H1042 . . . 112(2) no C102 C104 H1043 . . . 112(2) no H1041 C104 H1042 . . . 109(3) no H1041 C104 H1043 . . . 106(3) no H1042 C104 H1043 . . . 106(3) no C102 C105 C106 . . . 122.9(3) no C102 C105 C110 . . . 120.6(3) no C106 C105 C110 . . . 116.5(4) no C105 C106 C107 . . . 121.6(5) no C105 C106 H106 . . . 118(2) no C107 C106 H106 . . . 120(2) no C106 C107 C108 . . . 120.2(5) no C106 C107 H107 . . . 112(3) no C108 C107 H107 . . . 127(3) no C107 C108 C109 . . . 119.7(5) no C107 C108 H108 . . . 122(3) no C109 C108 H108 . . . 118(3) no C108 C109 C110 . . . 119.8(5) no C108 C109 H109 . . . 127(3) no C110 C109 H109 . . . 113(3) no C105 C110 C109 . . . 122.2(4) no C105 C110 H110 . . . 117(2) no C109 C110 H110 . . . 120(2) no O21 C201 C202 . . . 115.9(3) yes O21 C201 O22 . . 3_666 125.2(3) yes C202 C201 O22 . . 3_666 118.9(3) yes C201 C202 C203 . . . 111.0(3) no C201 C202 C204 . . . 107.0(3) no C201 C202 C205 . . . 107.5(3) no C203 C202 C204 . . . 109.1(3) no C203 C202 C205 . . . 109.9(3) no C204 C202 C205 . . . 112.4(3) no C202 C203 H2031 . . . 111(2) no C202 C203 H2032 . . . 107(2) no C202 C203 H2033 . . . 116(2) no H2031 C203 H2032 . . . 112(3) no H2031 C203 H2033 . . . 110(3) no H2032 C203 H2033 . . . 99(3) no C202 C204 H2041 . . . 108(2) no C202 C204 H2042 . . . 116(2) no C202 C204 H2043 . . . 110(2) no H2041 C204 H2042 . . . 105(3) no H2041 C204 H2043 . . . 112(3) no H2042 C204 H2043 . . . 105(3) no C202 C205 C206 . . . 122.2(3) no C202 C205 C210 . . . 120.3(3) no C206 C205 C210 . . . 117.5(4) no C205 C206 C207 . . . 121.1(4) no C205 C206 H206 . . . 119(2) no C207 C206 H206 . . . 120(2) no C206 C207 C208 . . . 120.3(5) no C206 C207 H207 . . . 120(2) no C208 C207 H207 . . . 120(2) no C207 C208 C209 . . . 119.7(5) no C207 C208 H208 . . . 120(2) no C209 C208 H208 . . . 120(2) no C208 C209 C210 . . . 120.8(5) no C208 C209 H209 . . . 123(2) no C210 C209 H209 . . . 116(2) no C205 C210 C209 . . . 120.6(4) no C205 C210 H210 . . . 118(2) no C209 C210 H210 . . . 121(2) no loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag Ni O11 . . 2.023(2) yes Ni O12 . . 2.030(2) yes Ni O21 . . 2.001(2) yes Ni O22 . . 2.019(2) yes Ni N . . 2.040(3) yes Ni Ni . 3_666 2.7337(7) yes O11 C101 . . 1.265(4) yes O12 C101 . 3_666 1.250(4) yes O21 C201 . . 1.263(4) yes O22 C201 . 3_666 1.260(4) yes N C1 . . 1.312(6) no N C9 . . 1.397(5) no C1 C2 . . 1.415(6) no C1 H1 . . 1.08(3) no C2 C3 . . 1.354(7) no C2 H2 . . .99(4) no C3 C4 . . 1.394(6) no C3 H3 . . .98(4) no C4 C5 . . 1.409(6) no C4 C9 . . 1.422(5) no C5 C6 . . 1.335(7) no C5 H5 . . .98(4) no C6 C7 . . 1.409(6) no C6 H6 . . .98(4) no C7 C8 . . 1.358(6) no C7 H7 . . 1.04(3) no C8 C9 . . 1.395(6) no C8 H8 . . 1.02(3) no C101 C102 . . 1.522(5) yes C102 C103 . . 1.547(6) no C102 C104 . . 1.523(6) no C102 C105 . . 1.534(5) no C103 H1031 . . 1.06(4) no C103 H1032 . . 1.01(4) no C103 H1033 . . .97(4) no C104 H1041 . . .96(4) no C104 H1042 . . .90(3) no C104 H1043 . . 1.06(4) no C105 C106 . . 1.381(6) no C105 C110 . . 1.374(6) no C106 C107 . . 1.384(8) no C106 H106 . . 1.02(3) no C107 C108 . . 1.361(9) no C107 H107 . . .87(5) no C108 C109 . . 1.359(8) no C108 H108 . . .92(4) no C109 C110 . . 1.384(7) no C109 H109 . . .91(4) no C110 H110 . . .88(3) no C201 C202 . . 1.533(5) yes C202 C203 . . 1.525(6) no C202 C204 . . 1.525(6) no C202 C205 . . 1.538(5) no C203 H2031 . . .99(3) no C203 H2032 . . .97(3) no C203 H2033 . . 1.03(3) no C204 H2041 . . 1.02(3) no C204 H2042 . . .97(3) no C204 H2043 . . .99(3) no C205 C206 . . 1.383(6) no C205 C210 . . 1.379(6) no C206 C207 . . 1.386(7) no C206 H206 . . .92(4) no C207 C208 . . 1.358(8) no C207 H207 . . 1.01(4) no C208 C209 . . 1.351(7) no C208 H208 . . .97(4) no C209 C210 . . 1.389(6) no C209 H209 . . .98(4) no C210 H210 . . 1.09(4) no loop_ _geom_contact_atom_site_label_1 _geom_contact_atom_site_label_2 _geom_contact_distance _geom_contact_site_symmetry_1 _geom_contact_site_symmetry_2 _geom_contact_publ_flag ? ? ? ? ? ? loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion _geom_torsion_publ_flag ? ? ? ? ? ? ? ? ? ? loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 PubChem 139053403