#------------------------------------------------------------------------------ #$Date: 2013-08-29 18:37:19 +0300 (Thu, 29 Aug 2013) $ #$Revision: 88064 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/01/82/2018299.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_2018299 loop_ _publ_author_name 'Tutughamiarso, Maya' 'Egert, Ernst' _publ_section_title ; Cocrystals of 6-propyl-2-thiouracil: N---H···O versus N---H···S hydrogen bonds ; _journal_coeditor_code SK3414 _journal_issue 11 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first o439 _journal_page_last o445 _journal_volume 67 _journal_year 2011 _chemical_formula_iupac 'C7 H10 N2 O S' _chemical_formula_moiety 'C7 H10 N2 O S' _chemical_formula_sum 'C7 H10 N2 O S' _chemical_formula_weight 170.23 _chemical_name_common ; 6-propyl-2-thiouracil ; _chemical_name_systematic ; 6-propyl-2-sulfanylidene-1,2,3,4-tetrahydropyrimidin-4-one ; _space_group_IT_number 61 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2ac 2ab' _symmetry_space_group_name_H-M 'P b c a' _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 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 16 _cell_length_a 10.4340(6) _cell_length_b 11.1320(6) _cell_length_c 28.7090(17) _cell_measurement_reflns_used 9432 _cell_measurement_temperature 173(2) _cell_measurement_theta_max 25.93 _cell_measurement_theta_min 3.42 _cell_volume 3334.6(3) _computing_cell_refinement 'X-AREA (Stoe & Cie, 2001)' _computing_data_collection 'X-AREA (Stoe & Cie, 2001)' _computing_data_reduction 'X-AREA (Stoe & Cie, 2001)' _computing_molecular_graphics 'Mercury (Macrae et al., 2008) and XP (Sheldrick, 2008);' _computing_publication_material 'publCIF (Westrip, 2010)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 2008)' _computing_structure_solution 'SHELXS97 (Sheldrick, 2008)' _diffrn_ambient_temperature 173(2) _diffrn_measured_fraction_theta_full 0.995 _diffrn_measured_fraction_theta_max 0.995 _diffrn_measurement_device_type 'Stoe IPDS II two-circle' _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 0.1317 _diffrn_reflns_av_sigmaI/netI 0.0758 _diffrn_reflns_limit_h_max 12 _diffrn_reflns_limit_h_min -12 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_k_min -13 _diffrn_reflns_limit_l_max 34 _diffrn_reflns_limit_l_min -31 _diffrn_reflns_number 29872 _diffrn_reflns_theta_full 25.61 _diffrn_reflns_theta_max 25.61 _diffrn_reflns_theta_min 3.42 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 0.331 _exptl_absorpt_correction_T_max 0.9367 _exptl_absorpt_correction_T_min 0.8789 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(MULABS; Spek, 2009; Blessing, 1995)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.356 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 1440 _exptl_crystal_size_max 0.40 _exptl_crystal_size_mid 0.20 _exptl_crystal_size_min 0.20 _refine_diff_density_max 0.191 _refine_diff_density_min -0.247 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 0.909 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 201 _refine_ls_number_reflns 3131 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 0.909 _refine_ls_R_factor_all 0.0918 _refine_ls_R_factor_gt 0.0463 _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^)+(0.0362P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0815 _refine_ls_wR_factor_ref 0.0926 _reflns_number_gt 1990 _reflns_number_total 3131 _reflns_threshold_expression I>2\s(I) _iucr_refine_instructions_details ; TITL III in Pbca CELL 0.71073 10.4340 11.1320 28.7090 90.000 90.000 90.000 ZERR 16.00 0.0006 0.0006 0.0017 0.000 0.000 0.000 LATT 1 SYMM 0.5-X, -Y, 0.5+Z SYMM -X, 0.5+Y, 0.5-Z SYMM 0.5+X, 0.5-Y, -Z SFAC C H N O S UNIT 112 160 32 16 16 REM farbloser Block SIZE 0.2 0.2 0.4 ACTA L.S. 10 BOND $H CONF FMAP 2 PLAN 10 EQIV_$1 x, y-1, z EQIV_$2 x, y+1, z HTAB N1A S2B_$1 HTAB N3A O4B HTAB N1B S2A_$2 HTAB N3B O4A TEMP -100 HFIX 23 -1.2 C7A C8A C7B C8B HFIX 43 -1.2 C5A C5B N1A N3A N1B N3B HFIX 137 -1.5 C9A C9B WGHT 0.0362 FVAR 0.15261 N1A 3 0.88596 0.27755 0.57728 11.00000 0.03186 0.01256 = 0.02012 -0.00019 -0.00177 0.00037 C2A 1 0.90668 0.34494 0.61574 11.00000 0.01956 0.01436 = 0.02242 -0.00155 0.00176 -0.00044 S2A 5 0.92484 0.28628 0.66913 11.00000 0.03558 0.01851 = 0.01809 0.00020 -0.00232 -0.00030 N3A 3 0.91201 0.46617 0.60849 11.00000 0.02818 0.01334 = 0.02097 -0.00296 -0.00100 -0.00230 C4A 1 0.89781 0.52202 0.56574 11.00000 0.02644 0.01506 = 0.02188 -0.00240 0.00346 0.00076 O4A 4 0.90490 0.63381 0.56354 11.00000 0.04933 0.01406 = 0.02518 -0.00081 0.00095 -0.00047 C5A 1 0.87408 0.44498 0.52709 11.00000 0.03128 0.01869 = 0.01993 0.00157 0.00130 -0.00048 C6A 1 0.86775 0.32418 0.53338 11.00000 0.02156 0.01772 = 0.02123 0.00166 0.00206 0.00062 C7A 1 0.84167 0.23434 0.49552 11.00000 0.03585 0.01565 = 0.02161 -0.00326 -0.00032 -0.00198 C8A 1 0.76439 0.28213 0.45474 11.00000 0.04759 0.03049 = 0.02701 -0.00233 -0.01288 0.00514 C9A 1 0.73082 0.18470 0.41984 11.00000 0.04121 0.03178 = 0.02843 0.00082 -0.00474 -0.00418 N1B 3 0.89385 0.98541 0.67065 11.00000 0.03334 0.01300 = 0.01942 -0.00128 -0.00058 0.00113 C2B 1 0.91453 0.91953 0.63145 11.00000 0.02152 0.01719 = 0.02312 -0.00301 -0.00223 0.00067 S2B 5 0.93412 0.98092 0.57878 11.00000 0.03866 0.01723 = 0.01977 0.00008 0.00187 0.00400 N3B 3 0.91765 0.79834 0.63827 11.00000 0.03006 0.01273 = 0.01959 -0.00252 0.00097 0.00109 C4B 1 0.90083 0.74054 0.68091 11.00000 0.02322 0.02051 = 0.02839 0.00019 -0.00249 0.00032 O4B 4 0.90272 0.62945 0.68245 11.00000 0.05055 0.01339 = 0.02740 0.00184 -0.00031 0.00241 C5B 1 0.88503 0.81782 0.72020 11.00000 0.03582 0.01982 = 0.01801 0.00067 -0.00386 -0.00364 C6B 1 0.87825 0.93859 0.71445 11.00000 0.02608 0.02149 = 0.01996 -0.00258 -0.00415 -0.00226 C7B 1 0.85392 1.02736 0.75280 11.00000 0.05173 0.01871 = 0.02192 -0.00652 0.00041 -0.00028 C8B 1 0.77094 0.98278 0.79218 11.00000 0.04891 0.02997 = 0.04192 -0.00638 0.01382 -0.00197 C9B 1 0.74764 1.07785 0.82892 11.00000 0.04748 0.03459 = 0.03046 -0.00303 0.00675 0.00894 HKLF 4 END ; _[local]_cod_data_source_file sk3414.cif _[local]_cod_data_source_block III _[local]_cod_cif_authors_sg_H-M 'P bca' _cod_database_code 2018299 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, -y, z+1/2' '-x, y+1/2, -z+1/2' 'x+1/2, -y+1/2, -z' '-x, -y, -z' 'x-1/2, y, -z-1/2' 'x, -y-1/2, z-1/2' '-x-1/2, y-1/2, z' loop_ _atom_site_type_symbol _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_symmetry_multiplicity N N1A 0.8859(2) 0.2776(2) 0.57732(8) 0.0214(5) Uani d . 1 1 H H1A 0.8838 0.1990 0.5806 0.026 Uiso calc R 1 1 C C2A 0.9065(3) 0.3450(2) 0.61574(9) 0.0181(6) Uani d . 1 1 S S2A 0.92485(8) 0.28630(6) 0.66912(2) 0.02394(17) Uani d . 1 1 N N3A 0.9118(2) 0.46603(19) 0.60853(8) 0.0206(5) Uani d . 1 1 H H3A 0.9252 0.5120 0.6330 0.025 Uiso calc R 1 1 C C4A 0.8978(3) 0.5223(2) 0.56577(10) 0.0212(6) Uani d . 1 1 O O4A 0.9048(2) 0.63362(16) 0.56353(7) 0.0288(5) Uani d . 1 1 C C5A 0.8741(3) 0.4450(2) 0.52715(11) 0.0230(6) Uani d . 1 1 H H5A 0.8625 0.4781 0.4969 0.028 Uiso calc R 1 1 C C6A 0.8680(3) 0.3243(2) 0.53336(10) 0.0196(6) Uani d . 1 1 C C7A 0.8417(3) 0.2344(3) 0.49555(11) 0.0242(7) Uani d . 1 1 H H7A1 0.7952 0.1654 0.5093 0.029 Uiso calc R 1 1 H H7A2 0.9246 0.2040 0.4836 0.029 Uiso calc R 1 1 C C8A 0.7643(3) 0.2822(3) 0.45478(13) 0.0349(8) Uani d . 1 1 H H8A1 0.6842 0.3189 0.4667 0.042 Uiso calc R 1 1 H H8A2 0.8140 0.3458 0.4389 0.042 Uiso calc R 1 1 C C9A 0.7306(3) 0.1846(3) 0.41987(13) 0.0337(8) Uani d . 1 1 H H9A1 0.8095 0.1474 0.4082 0.050 Uiso calc R 1 1 H H9A2 0.6833 0.2201 0.3938 0.050 Uiso calc R 1 1 H H9A3 0.6774 0.1236 0.4350 0.050 Uiso calc R 1 1 N N1B 0.8939(2) 0.98578(19) 0.67050(8) 0.0215(5) Uani d . 1 1 H H1B 0.8903 1.0644 0.6675 0.026 Uiso calc R 1 1 C C2B 0.9147(3) 0.9196(2) 0.63148(10) 0.0209(6) Uani d . 1 1 S S2B 0.93405(8) 0.98091(6) 0.57878(3) 0.02508(19) Uani d . 1 1 N N3B 0.9176(2) 0.79850(19) 0.63823(8) 0.0205(5) Uani d . 1 1 H H3B 0.9312 0.7531 0.6136 0.025 Uiso calc R 1 1 C C4B 0.9008(3) 0.7404(2) 0.68095(11) 0.0239(7) Uani d . 1 1 O O4B 0.9026(2) 0.62950(17) 0.68242(7) 0.0300(5) Uani d . 1 1 C C5B 0.8849(3) 0.8183(3) 0.72011(10) 0.0244(6) Uani d . 1 1 H H5B 0.8791 0.7849 0.7505 0.029 Uiso calc R 1 1 C C6B 0.8780(3) 0.9383(3) 0.71454(10) 0.0221(6) Uani d . 1 1 C C7B 0.8538(3) 1.0276(3) 0.75279(12) 0.0303(7) Uani d . 1 1 H H7B1 0.8129 1.0996 0.7391 0.036 Uiso calc R 1 1 H H7B2 0.9374 1.0529 0.7659 0.036 Uiso calc R 1 1 C C8B 0.7705(4) 0.9829(3) 0.79208(15) 0.0402(9) Uani d . 1 1 H H8B1 0.8120 0.9123 0.8067 0.048 Uiso calc R 1 1 H H8B2 0.6871 0.9565 0.7793 0.048 Uiso calc R 1 1 C C9B 0.7475(3) 1.0777(3) 0.82892(14) 0.0383(8) Uani d . 1 1 H H9B1 0.8299 1.1075 0.8405 0.057 Uiso calc R 1 1 H H9B2 0.6987 1.0427 0.8547 0.057 Uiso calc R 1 1 H H9B3 0.6989 1.1444 0.8154 0.057 Uiso calc R 1 1 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 N1A 0.0306(13) 0.0130(10) 0.0205(13) -0.0002(9) -0.0014(10) -0.0006(11) C2A 0.0181(14) 0.0156(13) 0.0205(14) 0.0002(11) 0.0011(11) -0.0007(11) S2A 0.0348(4) 0.0190(3) 0.0180(3) -0.0003(3) -0.0025(3) 0.0004(3) N3A 0.0266(13) 0.0146(11) 0.0207(13) -0.0019(10) -0.0020(11) -0.0022(9) C4A 0.0268(16) 0.0147(13) 0.0220(15) 0.0010(11) 0.0030(12) -0.0021(12) O4A 0.0481(13) 0.0141(9) 0.0241(10) -0.0006(9) 0.0010(10) -0.0008(8) C5A 0.0312(16) 0.0192(14) 0.0186(15) -0.0014(12) 0.0009(12) 0.0013(12) C6A 0.0211(14) 0.0179(13) 0.0196(15) 0.0007(11) 0.0012(11) 0.0024(12) C7A 0.0349(17) 0.0168(15) 0.0210(16) -0.0018(12) -0.0001(12) -0.0028(12) C8A 0.046(2) 0.0318(17) 0.027(2) 0.0062(16) -0.0132(14) -0.0023(16) C9A 0.0393(18) 0.0331(17) 0.029(2) -0.0054(14) -0.0051(14) 0.0012(15) N1B 0.0322(14) 0.0135(11) 0.0189(13) 0.0006(9) -0.0005(10) -0.0008(10) C2B 0.0204(14) 0.0195(13) 0.0227(15) 0.0000(12) -0.0027(12) -0.0031(11) S2B 0.0378(4) 0.0177(3) 0.0197(4) 0.0041(3) 0.0017(3) 0.0002(3) N3B 0.0289(13) 0.0130(11) 0.0196(12) 0.0017(10) 0.0007(11) -0.0027(9) C4B 0.0224(16) 0.0222(15) 0.0270(17) 0.0005(11) -0.0027(13) 0.0007(11) O4B 0.0490(14) 0.0135(10) 0.0275(11) 0.0024(9) 0.0004(10) 0.0021(8) C5B 0.0343(17) 0.0211(14) 0.0178(15) -0.0033(12) -0.0037(12) 0.0010(12) C6B 0.0249(15) 0.0219(15) 0.0195(16) -0.0028(12) -0.0043(12) -0.0035(12) C7B 0.050(2) 0.0196(14) 0.0209(16) 0.0004(13) -0.0001(14) -0.0072(14) C8B 0.047(2) 0.0318(18) 0.041(2) -0.0016(16) 0.0135(17) -0.0075(17) C9B 0.049(2) 0.0366(17) 0.030(2) 0.0089(15) 0.0075(15) -0.0035(17) 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' 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 C2A N1A C6A 124.0(2) C2A N1A H1A 118.0 C6A N1A H1A 118.0 N1A C2A N3A 115.5(2) N1A C2A S2A 123.2(2) N3A C2A S2A 121.3(2) C2A N3A C4A 125.2(2) C2A N3A H3A 117.4 C4A N3A H3A 117.4 O4A C4A N3A 119.4(3) O4A C4A C5A 124.9(3) N3A C4A C5A 115.7(2) C6A C5A C4A 120.3(3) C6A C5A H5A 119.9 C4A C5A H5A 119.9 C5A C6A N1A 119.2(3) C5A C6A C7A 125.0(3) N1A C6A C7A 115.8(2) C6A C7A C8A 114.9(2) C6A C7A H7A1 108.6 C8A C7A H7A1 108.6 C6A C7A H7A2 108.6 C8A C7A H7A2 108.6 H7A1 C7A H7A2 107.5 C9A C8A C7A 112.4(3) C9A C8A H8A1 109.1 C7A C8A H8A1 109.1 C9A C8A H8A2 109.1 C7A C8A H8A2 109.1 H8A1 C8A H8A2 107.9 C8A C9A H9A1 109.5 C8A C9A H9A2 109.5 H9A1 C9A H9A2 109.5 C8A C9A H9A3 109.5 H9A1 C9A H9A3 109.5 H9A2 C9A H9A3 109.5 C2B N1B C6B 124.6(2) C2B N1B H1B 117.7 C6B N1B H1B 117.7 N1B C2B N3B 115.0(3) N1B C2B S2B 123.0(2) N3B C2B S2B 122.0(2) C2B N3B C4B 125.4(2) C2B N3B H3B 117.3 C4B N3B H3B 117.3 O4B C4B N3B 119.4(3) O4B C4B C5B 125.5(3) N3B C4B C5B 115.1(2) C6B C5B C4B 120.9(3) C6B C5B H5B 119.5 C4B C5B H5B 119.5 C5B C6B N1B 118.8(3) C5B C6B C7B 125.3(3) N1B C6B C7B 115.9(2) C6B C7B C8B 115.2(3) C6B C7B H7B1 108.5 C8B C7B H7B1 108.5 C6B C7B H7B2 108.5 C8B C7B H7B2 108.5 H7B1 C7B H7B2 107.5 C7B C8B C9B 112.6(3) C7B C8B H8B1 109.1 C9B C8B H8B1 109.1 C7B C8B H8B2 109.1 C9B C8B H8B2 109.1 H8B1 C8B H8B2 107.8 C8B C9B H9B1 109.5 C8B C9B H9B2 109.5 H9B1 C9B H9B2 109.5 C8B C9B H9B3 109.5 H9B1 C9B H9B3 109.5 H9B2 C9B H9B3 109.5 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance N1A C2A 1.351(4) N1A C6A 1.378(4) N1A H1A 0.8800 C2A N3A 1.364(3) C2A S2A 1.677(3) N3A C4A 1.386(4) N3A H3A 0.8800 C4A O4A 1.243(3) C4A C5A 1.425(4) C5A C6A 1.357(4) C5A H5A 0.9500 C6A C7A 1.502(4) C7A C8A 1.519(5) C7A H7A1 0.9900 C7A H7A2 0.9900 C8A C9A 1.519(5) C8A H8A1 0.9900 C8A H8A2 0.9900 C9A H9A1 0.9800 C9A H9A2 0.9800 C9A H9A3 0.9800 N1B C2B 1.358(4) N1B C6B 1.380(4) N1B H1B 0.8800 C2B N3B 1.363(3) C2B S2B 1.672(3) N3B C4B 1.397(4) N3B H3B 0.8800 C4B O4B 1.236(3) C4B C5B 1.429(4) C5B C6B 1.348(4) C5B H5B 0.9500 C6B C7B 1.503(4) C7B C8B 1.508(5) C7B H7B1 0.9900 C7B H7B2 0.9900 C8B C9B 1.514(5) C8B H8B1 0.9900 C8B H8B2 0.9900 C9B H9B1 0.9800 C9B H9B2 0.9800 C9B H9B3 0.9800 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 N1A H1A S2B 1_545 0.88 2.48 3.341(2) 164.6 N3A H3A O4B . 0.88 1.94 2.797(3) 162.6 N1B H1B S2A 1_565 0.88 2.50 3.361(2) 167.3 N3B H3B O4A . 0.88 1.98 2.826(3) 161.3 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 _geom_torsion_publ_flag C6A N1A C2A N3A -1.5(4) ? C6A N1A C2A S2A 178.6(2) ? N1A C2A N3A C4A 0.1(4) ? S2A C2A N3A C4A 179.9(2) ? C2A N3A C4A O4A -179.9(3) ? C2A N3A C4A C5A 1.0(4) ? O4A C4A C5A C6A -179.8(3) ? N3A C4A C5A C6A -0.8(4) ? C4A C5A C6A N1A -0.5(4) ? C4A C5A C6A C7A 179.0(3) ? C2A N1A C6A C5A 1.7(4) ? C2A N1A C6A C7A -177.8(3) ? C5A C6A C7A C8A -26.6(4) ? N1A C6A C7A C8A 152.9(3) y C6A C7A C8A C9A -174.9(3) y C6B N1B C2B N3B 0.8(4) ? C6B N1B C2B S2B -179.7(2) ? N1B C2B N3B C4B 0.2(4) ? S2B C2B N3B C4B -179.2(2) ? C2B N3B C4B O4B 178.3(3) ? C2B N3B C4B C5B -2.7(4) ? O4B C4B C5B C6B -176.7(3) ? N3B C4B C5B C6B 4.4(4) ? C4B C5B C6B N1B -3.6(4) ? C4B C5B C6B C7B 176.3(3) ? C2B N1B C6B C5B 0.9(4) ? C2B N1B C6B C7B -179.0(3) ? C5B C6B C7B C8B -31.3(5) ? N1B C6B C7B C8B 148.6(3) y C6B C7B C8B C9B -178.8(3) y _cod_database_fobs_code 2018299