#------------------------------------------------------------------------------ #$Date: 2014-03-11 16:34:57 +0000 (Tue, 11 Mar 2014) $ #$Revision: 104940 $ #$URL: svn://www.crystallography.net/cod/cif/2/23/90/2239068.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_2239068 loop_ _publ_author_name 'Tiekink, Edward R. T.' 'Wardell, James L.' _publ_section_title ; 2-(2-Amino-4-nitrophenyl)-7-nitro-4H-3,1-benzoxazin-4-one ; _journal_issue 2 _journal_name_full 'Acta Crystallographica Section E' _journal_page_first o158 _journal_page_last o159 _journal_paper_doi 10.1107/S1600536814000609 _journal_volume 70 _journal_year 2014 _chemical_formula_iupac 'C14 H8 N4 O6' _chemical_formula_moiety 'C14 H8 N4 O6' _chemical_formula_sum 'C14 H8 N4 O6' _chemical_formula_weight 328.24 _chemical_name_systematic ; 2-(2-Amino-4-nitrophenyl)-7-nitro-4H-3,1-benzoxazin-4-one ; _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' _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 90.029(6) _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 7.0229(3) _cell_length_b 8.6148(3) _cell_length_c 21.5662(15) _cell_measurement_reflns_used 14670 _cell_measurement_temperature 100(2) _cell_measurement_theta_max 27.5 _cell_measurement_theta_min 3.0 _cell_volume 1304.77(12) _computing_cell_refinement 'CrystalClear-SM Expert (Rigaku, 2012)' _computing_data_collection 'CrystalClear-SM Expert (Rigaku, 2012)' _computing_data_reduction 'CrystalClear-SM Expert (Rigaku, 2012)' _computing_molecular_graphics 'ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 2006)' _computing_publication_material 'publCIF (Westrip, 2010)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 2008)' _computing_structure_solution 'SHELXS97 (Sheldrick, 2008)' _diffrn_ambient_temperature 100(2) _diffrn_detector_area_resol_mean 10.0000 _diffrn_measured_fraction_theta_full 0.999 _diffrn_measured_fraction_theta_max 0.999 _diffrn_measurement_device ; Crystal Goniometer ; _diffrn_measurement_device_type ; Rigaku R-AXIS conversion ; _diffrn_measurement_method 'profile data from \w-scans' _diffrn_radiation_monochromator Graphite _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0257 _diffrn_reflns_av_sigmaI/netI 0.0181 _diffrn_reflns_limit_h_max 9 _diffrn_reflns_limit_h_min -9 _diffrn_reflns_limit_k_max 11 _diffrn_reflns_limit_k_min -10 _diffrn_reflns_limit_l_max 28 _diffrn_reflns_limit_l_min -28 _diffrn_reflns_number 16840 _diffrn_reflns_theta_full 27.48 _diffrn_reflns_theta_max 27.48 _diffrn_reflns_theta_min 3.03 _exptl_absorpt_coefficient_mu 0.135 _exptl_absorpt_correction_T_max 1.000 _exptl_absorpt_correction_T_min 0.831 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(CrystalClear-SM Expert; Rigaku, 2012)' _exptl_crystal_colour yellow _exptl_crystal_density_diffrn 1.671 _exptl_crystal_density_method 'not measured' _exptl_crystal_description plate _exptl_crystal_F_000 672 _exptl_crystal_size_max 0.13 _exptl_crystal_size_mid 0.08 _exptl_crystal_size_min 0.03 _refine_diff_density_max 0.378 _refine_diff_density_min -0.206 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.121 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 223 _refine_ls_number_reflns 2983 _refine_ls_number_restraints 2 _refine_ls_restrained_S_all 1.120 _refine_ls_R_factor_all 0.0396 _refine_ls_R_factor_gt 0.0339 _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^)+(0.0557P)^2^+0.2657P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0984 _refine_ls_wR_factor_ref 0.1011 _reflns_number_gt 2513 _reflns_number_total 2983 _reflns_threshold_expression I>2\s(I) _iucr_refine_instructions_details ; TITL 101 CELL 0.71073 7.0229 8.6148 21.5662 90.000 90.029 90.000 ZERR 4.00 0.0003 0.0003 0.0015 0.000 0.006 0.000 LATT 1 SYMM 1/2 - X, 1/2 + Y, 1/2 - Z SFAC C H N O UNIT 56 32 16 24 MERG 2 FMAP 2 PLAN 5 L.S. 24 ACTA 55 OMIT -3 55 DFIX 0.88 0.01 N2 H1n N2 H2n BOND $H CONF TEMP -173 WGHT 0.055700 0.265700 FVAR 0.19188 O1 4 0.313732 0.128729 -0.248839 11.00000 0.05999 0.02586 = 0.01356 -0.00270 0.00206 -0.00092 O2 4 0.460511 -0.042874 -0.193376 11.00000 0.04576 0.02539 = 0.03278 -0.01017 0.00238 0.01168 O3 4 0.319580 0.376819 0.067958 11.00000 0.02641 0.01761 = 0.01115 0.00080 -0.00105 0.00300 O4 4 0.336858 0.361660 0.170016 11.00000 0.04832 0.02535 = 0.01433 0.00302 -0.00210 0.01050 O5 4 0.019868 1.128547 0.075081 11.00000 0.03982 0.01878 = 0.01799 0.00242 0.00138 0.00264 O6 4 -0.009392 1.121894 0.174908 11.00000 0.04956 0.02408 = 0.01776 -0.00554 0.00698 0.00812 N1 3 0.376779 0.080057 -0.199498 11.00000 0.02604 0.01919 = 0.01990 -0.00492 0.00549 -0.00280 N2 3 0.191203 0.569494 -0.110845 11.00000 0.03187 0.01731 = 0.01074 0.00049 -0.00070 0.00277 H1N 2 0.174745 0.634432 -0.079429 11.00000 -1.20000 H2N 2 0.176293 0.599755 -0.149831 11.00000 -1.20000 N3 3 0.211713 0.597395 0.014264 11.00000 0.01882 0.01745 = 0.01160 -0.00016 0.00022 -0.00036 N4 3 0.035540 1.063170 0.125480 11.00000 0.02390 0.01796 = 0.01609 -0.00238 0.00205 -0.00064 C1 1 0.348363 0.177653 -0.143905 11.00000 0.01663 0.01918 = 0.01640 -0.00526 0.00255 -0.00227 C2 1 0.287280 0.326946 -0.152712 11.00000 0.01919 0.01915 = 0.01225 -0.00041 0.00122 -0.00170 AFIX 43 H2 2 0.265337 0.364833 -0.193463 11.00000 -1.20000 AFIX 0 C3 1 0.256932 0.424659 -0.100880 11.00000 0.01636 0.01619 = 0.01361 -0.00084 0.00129 -0.00156 C4 1 0.294405 0.362141 -0.040811 11.00000 0.01607 0.01786 = 0.01288 -0.00102 0.00025 -0.00053 C5 1 0.355078 0.207061 -0.035117 11.00000 0.01895 0.01913 = 0.01646 0.00123 -0.00135 0.00090 AFIX 43 H5 2 0.377435 0.165997 0.005115 11.00000 -1.20000 AFIX 0 C6 1 0.383146 0.112793 -0.085912 11.00000 0.01894 0.01644 = 0.02022 -0.00064 -0.00035 0.00202 AFIX 43 H6 2 0.424347 0.008328 -0.081537 11.00000 -1.20000 AFIX 0 C7 1 0.270456 0.455867 0.015133 11.00000 0.01571 0.01877 = 0.01213 0.00164 -0.00110 -0.00135 C8 1 0.298924 0.441381 0.126689 11.00000 0.02256 0.02285 = 0.01214 -0.00045 0.00009 0.00072 C9 1 0.233249 0.602639 0.127383 11.00000 0.01694 0.01918 = 0.01328 0.00036 0.00061 -0.00044 C10 1 0.194088 0.674560 0.070594 11.00000 0.01506 0.01891 = 0.01225 -0.00059 0.00072 -0.00196 C11 1 0.131946 0.828957 0.069978 11.00000 0.01757 0.01852 = 0.01259 0.00048 0.00071 -0.00139 AFIX 43 H11 2 0.106562 0.881148 0.032060 11.00000 -1.20000 AFIX 0 C12 1 0.108806 0.902727 0.126117 11.00000 0.01692 0.01575 = 0.01625 -0.00163 0.00098 -0.00147 C13 1 0.144790 0.833125 0.183189 11.00000 0.01960 0.02309 = 0.01159 -0.00271 0.00177 -0.00184 AFIX 43 H13 2 0.126019 0.888239 0.220847 11.00000 -1.20000 AFIX 0 C14 1 0.208542 0.681668 0.183378 11.00000 0.02024 0.02366 = 0.01181 0.00184 -0.00079 0.00033 AFIX 43 H14 2 0.235615 0.631160 0.221535 11.00000 -1.20000 HKLF 4 REM 101 REM R1 = 0.0339 for 2513 Fo > 4sig(Fo) and 0.0396 for all 2983 data REM 223 parameters refined using 2 restraints END WGHT 0.0554 0.2697 REM Highest difference peak 0.378, deepest hole -0.206, 1-sigma level 0.046 Q1 1 0.2086 0.6382 0.0995 11.00000 0.05 0.38 Q2 1 0.2750 0.3971 -0.0687 11.00000 0.05 0.34 Q3 1 0.2721 0.3986 -0.0165 11.00000 0.05 0.32 Q4 1 0.1377 0.8751 0.1530 11.00000 0.05 0.30 Q5 1 0.2481 0.5238 0.1277 11.00000 0.05 0.30 ; _[local]_cod_data_source_file hg5375sup1.cif _[local]_cod_data_source_block I _[local]_cod_cif_authors_sg_H-M 'P 21/n' _cod_database_code 2239068 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, y+1/2, -z+1/2' '-x, -y, -z' 'x-1/2, -y-1/2, z-1/2' 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 O O1 0.31373(16) 0.12873(11) -0.24884(4) 0.0331(3) Uani d . 1 1 O O2 0.46051(15) -0.04287(11) -0.19338(5) 0.0346(3) Uani d . 1 1 O O3 0.31958(12) 0.37682(9) 0.06796(4) 0.01839(19) Uani d . 1 1 O O4 0.33686(15) 0.36166(10) 0.17002(4) 0.0293(2) Uani d . 1 1 O O5 0.01987(14) 1.12855(10) 0.07508(4) 0.0255(2) Uani d . 1 1 O O6 -0.00939(15) 1.12189(10) 0.17491(4) 0.0305(2) Uani d . 1 1 N N1 0.37678(15) 0.08006(12) -0.19950(5) 0.0217(2) Uani d . 1 1 N N2 0.19120(16) 0.56949(12) -0.11084(5) 0.0200(2) Uani d D 1 1 H H1N 0.175(2) 0.6344(14) -0.0794(5) 0.024 Uiso d D 1 1 H H2N 0.176(2) 0.5998(16) -0.1498(5) 0.024 Uiso d D 1 1 N N3 0.21171(14) 0.59740(11) 0.01426(4) 0.0160(2) Uani d . 1 1 N N4 0.03554(15) 1.06317(12) 0.12548(4) 0.0193(2) Uani d . 1 1 C C1 0.34836(16) 0.17765(13) -0.14391(5) 0.0174(2) Uani d . 1 1 C C2 0.28728(16) 0.32695(13) -0.15271(5) 0.0169(2) Uani d . 1 1 H H2 0.2653 0.3648 -0.1935 0.020 Uiso calc R 1 1 C C3 0.25693(16) 0.42466(13) -0.10088(5) 0.0154(2) Uani d . 1 1 C C4 0.29441(16) 0.36214(13) -0.04081(5) 0.0156(2) Uani d . 1 1 C C5 0.35508(16) 0.20706(13) -0.03512(5) 0.0182(2) Uani d . 1 1 H H5 0.3774 0.1660 0.0051 0.022 Uiso calc R 1 1 C C6 0.38315(16) 0.11279(13) -0.08591(5) 0.0185(2) Uani d . 1 1 H H6 0.4243 0.0083 -0.0815 0.022 Uiso calc R 1 1 C C7 0.27046(16) 0.45587(13) 0.01513(5) 0.0155(2) Uani d . 1 1 C C8 0.29892(17) 0.44138(14) 0.12669(5) 0.0192(2) Uani d . 1 1 C C9 0.23325(16) 0.60264(13) 0.12738(5) 0.0165(2) Uani d . 1 1 C C10 0.19409(16) 0.67456(13) 0.07059(5) 0.0154(2) Uani d . 1 1 C C11 0.13195(16) 0.82896(13) 0.06998(5) 0.0162(2) Uani d . 1 1 H H11 0.1066 0.8811 0.0321 0.019 Uiso calc R 1 1 C C12 0.10881(16) 0.90273(13) 0.12612(5) 0.0163(2) Uani d . 1 1 C C13 0.14479(17) 0.83313(14) 0.18319(5) 0.0181(2) Uani d . 1 1 H H13 0.1260 0.8882 0.2208 0.022 Uiso calc R 1 1 C C14 0.20854(17) 0.68167(14) 0.18338(5) 0.0186(2) Uani d . 1 1 H H14 0.2356 0.6312 0.2215 0.022 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 O1 0.0600(7) 0.0259(5) 0.0136(4) -0.0009(4) 0.0021(4) -0.0027(3) O2 0.0458(6) 0.0254(5) 0.0328(5) 0.0117(4) 0.0024(4) -0.0102(4) O3 0.0264(5) 0.0176(4) 0.0111(4) 0.0030(3) -0.0010(3) 0.0008(3) O4 0.0483(6) 0.0254(5) 0.0143(4) 0.0105(4) -0.0021(4) 0.0030(3) O5 0.0398(5) 0.0188(4) 0.0180(4) 0.0026(4) 0.0014(4) 0.0024(3) O6 0.0496(6) 0.0241(5) 0.0178(5) 0.0081(4) 0.0070(4) -0.0055(3) N1 0.0260(6) 0.0192(5) 0.0199(5) -0.0028(4) 0.0055(4) -0.0049(4) N2 0.0319(6) 0.0173(5) 0.0107(5) 0.0028(4) -0.0007(4) 0.0005(4) N3 0.0188(5) 0.0175(5) 0.0116(4) -0.0004(4) 0.0002(4) -0.0002(4) N4 0.0239(5) 0.0180(5) 0.0161(5) -0.0006(4) 0.0021(4) -0.0024(4) C1 0.0166(5) 0.0192(5) 0.0164(5) -0.0023(4) 0.0026(4) -0.0053(4) C2 0.0192(6) 0.0192(5) 0.0122(5) -0.0017(4) 0.0012(4) -0.0004(4) C3 0.0164(5) 0.0162(5) 0.0136(5) -0.0016(4) 0.0013(4) -0.0008(4) C4 0.0161(5) 0.0179(5) 0.0129(5) -0.0005(4) 0.0003(4) -0.0010(4) C5 0.0189(6) 0.0191(6) 0.0165(5) 0.0009(4) -0.0013(4) 0.0012(4) C6 0.0189(6) 0.0164(5) 0.0202(6) 0.0020(4) -0.0004(4) -0.0006(4) C7 0.0157(5) 0.0188(5) 0.0121(5) -0.0013(4) -0.0011(4) 0.0016(4) C8 0.0226(6) 0.0229(6) 0.0121(5) 0.0007(5) 0.0001(4) -0.0005(4) C9 0.0169(6) 0.0192(6) 0.0133(5) -0.0004(4) 0.0006(4) 0.0004(4) C10 0.0151(5) 0.0189(5) 0.0123(5) -0.0020(4) 0.0007(4) -0.0006(4) C11 0.0176(6) 0.0185(5) 0.0126(5) -0.0014(4) 0.0007(4) 0.0005(4) C12 0.0169(6) 0.0157(5) 0.0162(5) -0.0015(4) 0.0010(4) -0.0016(4) C13 0.0196(6) 0.0231(6) 0.0116(5) -0.0018(4) 0.0018(4) -0.0027(4) C14 0.0202(6) 0.0237(6) 0.0118(5) 0.0003(4) -0.0008(4) 0.0018(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' 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' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C7 O3 C8 122.12(9) O2 N1 O1 124.42(10) O2 N1 C1 118.16(10) O1 N1 C1 117.42(10) C3 N2 H1N 120.5(10) C3 N2 H2N 117.6(10) H1N N2 H2N 121.6(14) C7 N3 C10 117.96(9) O6 N4 O5 123.98(10) O6 N4 C12 118.05(9) O5 N4 C12 117.95(9) C2 C1 C6 123.84(10) C2 C1 N1 117.67(10) C6 C1 N1 118.49(10) C1 C2 C3 119.76(10) C1 C2 H2 120.1 C3 C2 H2 120.1 N2 C3 C2 118.45(10) N2 C3 C4 123.86(10) C2 C3 C4 117.68(10) C5 C4 C3 119.54(10) C5 C4 C7 119.16(10) C3 C4 C7 121.30(10) C6 C5 C4 122.24(10) C6 C5 H5 118.9 C4 C5 H5 118.9 C5 C6 C1 116.93(10) C5 C6 H6 121.5 C1 C6 H6 121.5 N3 C7 O3 124.26(10) N3 C7 C4 123.25(10) O3 C7 C4 112.49(9) O4 C8 O3 117.45(11) O4 C8 C9 127.60(11) O3 C8 C9 114.95(9) C14 C9 C10 121.07(10) C14 C9 C8 120.70(10) C10 C9 C8 118.22(10) N3 C10 C9 122.37(10) N3 C10 C11 118.28(10) C9 C10 C11 119.34(10) C12 C11 C10 117.84(10) C12 C11 H11 121.1 C10 C11 H11 121.1 C11 C12 C13 123.86(11) C11 C12 N4 117.75(10) C13 C12 N4 118.36(10) C14 C13 C12 117.96(10) C14 C13 H13 121.0 C12 C13 H13 121.0 C13 C14 C9 119.92(10) C13 C14 H14 120.0 C9 C14 H14 120.0 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance O1 N1 1.2263(14) O2 N1 1.2185(14) O3 C7 1.3712(13) O3 C8 1.3910(13) O4 C8 1.1897(14) O5 N4 1.2291(13) O6 N4 1.2215(13) N1 C1 1.4780(14) N2 C3 1.3476(15) N2 H1N 0.886(9) N2 H2N 0.886(9) N3 C7 1.2873(15) N3 C10 1.3904(14) N4 C12 1.4749(15) C1 C2 1.3690(16) C1 C6 1.3913(16) C2 C3 1.4156(15) C2 H2 0.9500 C3 C4 1.4273(15) C4 C5 1.4076(16) C4 C7 1.4615(15) C5 C6 1.3779(16) C5 H5 0.9500 C6 H6 0.9500 C8 C9 1.4639(16) C9 C14 1.3972(15) C9 C10 1.3997(15) C10 C11 1.3999(16) C11 C12 1.3771(15) C11 H11 0.9500 C12 C13 1.3921(16) C13 C14 1.3795(17) C13 H13 0.9500 C14 H14 0.9500 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 N2 H1N N3 . 0.886(11) 2.061(11) 2.7124(14) 129.5(10) N2 H2N O1 2_554 0.886(11) 2.201(11) 3.0691(14) 166.1(12) C11 H11 O5 3_575 0.95 2.48 3.3248(14) 149 C13 H13 O4 2_555 0.95 2.38 3.1778(14) 141 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 O2 N1 C1 C2 167.94(11) O1 N1 C1 C2 -12.17(16) O2 N1 C1 C6 -12.66(16) O1 N1 C1 C6 167.23(11) C6 C1 C2 C3 0.27(18) N1 C1 C2 C3 179.63(10) C1 C2 C3 N2 -177.99(11) C1 C2 C3 C4 0.75(16) N2 C3 C4 C5 177.25(11) C2 C3 C4 C5 -1.41(16) N2 C3 C4 C7 -2.54(18) C2 C3 C4 C7 178.79(10) C3 C4 C5 C6 1.12(17) C7 C4 C5 C6 -179.08(11) C4 C5 C6 C1 -0.12(17) C2 C1 C6 C5 -0.60(18) N1 C1 C6 C5 -179.96(10) C10 N3 C7 O3 -1.02(16) C10 N3 C7 C4 179.81(10) C8 O3 C7 N3 3.96(17) C8 O3 C7 C4 -176.79(9) C5 C4 C7 N3 -178.47(11) C3 C4 C7 N3 1.33(18) C5 C4 C7 O3 2.27(15) C3 C4 C7 O3 -177.93(10) C7 O3 C8 O4 176.57(11) C7 O3 C8 C9 -3.88(15) O4 C8 C9 C14 0.2(2) O3 C8 C9 C14 -179.33(10) O4 C8 C9 C10 -179.16(13) O3 C8 C9 C10 1.35(15) C7 N3 C10 C9 -1.60(16) C7 N3 C10 C11 179.43(10) C14 C9 C10 N3 -177.98(10) C8 C9 C10 N3 1.34(17) C14 C9 C10 C11 0.98(17) C8 C9 C10 C11 -179.70(10) N3 C10 C11 C12 177.86(10) C9 C10 C11 C12 -1.14(16) C10 C11 C12 C13 0.46(18) C10 C11 C12 N4 -177.45(10) O6 N4 C12 C11 170.38(11) O5 N4 C12 C11 -8.20(15) O6 N4 C12 C13 -7.64(16) O5 N4 C12 C13 173.77(11) C11 C12 C13 C14 0.44(18) N4 C12 C13 C14 178.34(10) C12 C13 C14 C9 -0.62(17) C10 C9 C14 C13 -0.07(18) C8 C9 C14 C13 -179.38(11) _cod_database_fobs_code 2239068