#------------------------------------------------------------------------------ #$Date: 2016-03-21 01:21:50 +0200 (Mon, 21 Mar 2016) $ #$Revision: 178377 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/00/16/4001614.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_4001614 loop_ _publ_author_name 'Zhang, Ying' 'Lai, Shiu-Lun' 'Tong, Qing-Xiao' 'Lo, Ming-Fai' 'Ng, Tsz-Wai' 'Chan, Mei-Yee' 'Wen, Zhi-Chun' 'He, Jun' 'Jeff, Kc-Sham' 'Tang, Xiang-Lin' 'Liu, Wei-Min' 'Ko, Chi-Chiu' 'Wang, Peng-Fei' 'Lee, Chun-Sing' _publ_section_title ; High Efficiency Nondoped Deep-Blue Organic Light Emitting Devices Based on Imidazole-\p-triphenylamine Derivatives ; _journal_issue 1 _journal_name_full 'Chemistry of Materials' _journal_page_first 61 _journal_paper_doi 10.1021/cm201789u _journal_volume 24 _journal_year 2012 _chemical_formula_sum 'C39 H27 N3' _chemical_formula_weight 537.64 _chemical_name_systematic ; ? ; _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 SHELXL-97 _cell_angle_alpha 90.00 _cell_angle_beta 105.958(8) _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 17.6500(14) _cell_length_b 7.9259(7) _cell_length_c 21.0834(18) _cell_measurement_reflns_used 1824 _cell_measurement_temperature 298(2) _cell_measurement_theta_max 29.3243 _cell_measurement_theta_min 2.8307 _cell_volume 2835.7(4) _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 298(2) _diffrn_measured_fraction_theta_full 0.999 _diffrn_measured_fraction_theta_max 0.999 _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 0.0521 _diffrn_reflns_av_sigmaI/netI 0.0718 _diffrn_reflns_limit_h_max 20 _diffrn_reflns_limit_h_min -19 _diffrn_reflns_limit_k_max 9 _diffrn_reflns_limit_k_min -9 _diffrn_reflns_limit_l_max 25 _diffrn_reflns_limit_l_min -23 _diffrn_reflns_number 15349 _diffrn_reflns_theta_full 25.00 _diffrn_reflns_theta_max 25.00 _diffrn_reflns_theta_min 2.84 _exptl_absorpt_coefficient_mu 0.074 _exptl_absorpt_correction_T_max 0.9926 _exptl_absorpt_correction_T_min 0.9803 _exptl_absorpt_correction_type multi-scan _exptl_crystal_density_diffrn 1.259 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 1128 _exptl_crystal_size_max 0.27 _exptl_crystal_size_mid 0.11 _exptl_crystal_size_min 0.10 _refine_diff_density_max 0.165 _refine_diff_density_min -0.142 _refine_diff_density_rms 0.036 _refine_ls_extinction_coef 0.0101(13) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXL _refine_ls_goodness_of_fit_ref 0.883 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 380 _refine_ls_number_reflns 4995 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 0.883 _refine_ls_R_factor_all 0.1025 _refine_ls_R_factor_gt 0.0521 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1309 _refine_ls_wR_factor_ref 0.1748 _reflns_number_gt 2917 _reflns_number_total 4995 _reflns_threshold_expression >2sigma(I) _cod_data_source_file cm201789u_si_003.cif _cod_data_source_block 0404b _cod_original_sg_symbol_H-M p21/c _cod_database_code 4001614 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_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 N1 N 0.44412(11) 0.7263(2) 0.44560(9) 0.0404(5) Uani 1 1 d . N2 N 0.47331(11) 0.7677(2) 0.55468(9) 0.0367(5) Uani 1 1 d . N N 0.82327(11) 0.7618(2) 0.49580(9) 0.0451(6) Uani 1 1 d . C4 C 0.68693(13) 0.6665(3) 0.45135(12) 0.0410(6) Uani 1 1 d . H4 H 0.7015 0.6042 0.4192 0.049 Uiso 1 1 calc R C5 C 0.37580(13) 0.7315(3) 0.46529(11) 0.0362(6) Uani 1 1 d . C6 C 0.60950(13) 0.6660(3) 0.45342(11) 0.0399(6) Uani 1 1 d . H6 H 0.5725 0.6048 0.4219 0.048 Uiso 1 1 calc R C7 C 0.29645(14) 0.7234(3) 0.42363(12) 0.0409(6) Uani 1 1 d . C8 C 0.39165(13) 0.7562(3) 0.53206(11) 0.0348(6) Uani 1 1 d . C9 C 0.25235(14) 0.7477(3) 0.52598(12) 0.0384(6) Uani 1 1 d . C10 C 0.71919(14) 0.8507(3) 0.54414(12) 0.0438(6) Uani 1 1 d . H10 H 0.7558 0.9150 0.5748 0.053 Uiso 1 1 calc R C11 C 0.64185(13) 0.8477(3) 0.54646(12) 0.0433(6) Uani 1 1 d . H11 H 0.6273 0.9092 0.5788 0.052 Uiso 1 1 calc R C12 C 0.84583(14) 0.7263(3) 0.43783(12) 0.0434(6) Uani 1 1 d . C13 C 0.88385(14) 0.7921(3) 0.55528(12) 0.0409(6) Uani 1 1 d . C14 C 0.58530(13) 0.7542(3) 0.50119(12) 0.0371(6) Uani 1 1 d . C15 C 0.23508(14) 0.7354(3) 0.45411(11) 0.0380(6) Uani 1 1 d . C16 C 0.50177(13) 0.7487(3) 0.50022(12) 0.0368(6) Uani 1 1 d . C17 C 0.33143(14) 0.7595(3) 0.56599(11) 0.0371(6) Uani 1 1 d . C18 C 0.74343(13) 0.7596(3) 0.49700(11) 0.0381(6) Uani 1 1 d . C19 C 0.19261(15) 0.7441(3) 0.55795(13) 0.0482(7) Uani 1 1 d . H19 H 0.1404 0.7391 0.5325 0.058 Uiso 1 1 calc R C20 C 0.34566(15) 0.7633(3) 0.63496(12) 0.0482(7) Uani 1 1 d . H20 H 0.3972 0.7711 0.6615 0.058 Uiso 1 1 calc R C21 C 0.20806(16) 0.7477(3) 0.62531(14) 0.0585(8) Uani 1 1 d . H21 H 0.1669 0.7447 0.6450 0.070 Uiso 1 1 calc R C22 C 0.51908(13) 0.7883(3) 0.62202(12) 0.0408(6) Uani 1 1 d . C23 C 0.28517(16) 0.7557(3) 0.66381(13) 0.0554(7) Uani 1 1 d . H23 H 0.2960 0.7560 0.7095 0.067 Uiso 1 1 calc R C24 C 0.91109(16) 0.6261(3) 0.44162(14) 0.0561(7) Uani 1 1 d . H24 H 0.9399 0.5846 0.4824 0.067 Uiso 1 1 calc R C25 C 0.15763(15) 0.7400(3) 0.41293(14) 0.0523(7) Uani 1 1 d . H25 H 0.1159 0.7473 0.4317 0.063 Uiso 1 1 calc R C26 C 0.27967(16) 0.7145(4) 0.35519(13) 0.0633(8) Uani 1 1 d . H26 H 0.3206 0.7048 0.3355 0.076 Uiso 1 1 calc R C27 C 0.88468(16) 0.7090(3) 0.61325(13) 0.0551(7) Uani 1 1 d . H27 H 0.8451 0.6324 0.6142 0.066 Uiso 1 1 calc R C28 C 0.94338(14) 0.9044(3) 0.55472(13) 0.0526(7) Uani 1 1 d . H28 H 0.9431 0.9605 0.5159 0.063 Uiso 1 1 calc R C29 C 0.52015(15) 0.9438(3) 0.65163(13) 0.0540(7) Uani 1 1 d . H29 H 0.4928 1.0344 0.6279 0.065 Uiso 1 1 calc R C30 C 0.20352(18) 0.7198(5) 0.31675(14) 0.0791(10) Uani 1 1 d . H30 H 0.1927 0.7138 0.2711 0.095 Uiso 1 1 calc R C31 C 1.00400(18) 0.8543(5) 0.66872(15) 0.0730(9) Uani 1 1 d . H31 H 1.0438 0.8761 0.7071 0.088 Uiso 1 1 calc R C32 C 0.80393(16) 0.7892(4) 0.37734(14) 0.0589(8) Uani 1 1 d . H32 H 0.7608 0.8595 0.3740 0.071 Uiso 1 1 calc R C33 C 1.00368(16) 0.9341(4) 0.61153(15) 0.0659(8) Uani 1 1 d . H33 H 1.0440 1.0088 0.6105 0.079 Uiso 1 1 calc R C34 C 0.55962(15) 0.6537(4) 0.65578(13) 0.0561(7) Uani 1 1 d . H34 H 0.5590 0.5498 0.6351 0.067 Uiso 1 1 calc R C35 C 0.14231(17) 0.7341(4) 0.34596(14) 0.0699(9) Uani 1 1 d . H35 H 0.0905 0.7397 0.3197 0.084 Uiso 1 1 calc R C36 C 0.60147(18) 0.6751(5) 0.72102(16) 0.0827(10) Uani 1 1 d . H36 H 0.6293 0.5851 0.7447 0.099 Uiso 1 1 calc R C37 C 0.8271(2) 0.7459(4) 0.32120(15) 0.0777(10) Uani 1 1 d . H37 H 0.7988 0.7865 0.2801 0.093 Uiso 1 1 calc R C38 C 0.94474(19) 0.7405(4) 0.66965(14) 0.0682(9) Uani 1 1 d . H38 H 0.9454 0.6848 0.7086 0.082 Uiso 1 1 calc R C39 C 0.93397(19) 0.5869(4) 0.38626(17) 0.0736(9) Uani 1 1 d . H39 H 0.9787 0.5213 0.3899 0.088 Uiso 1 1 calc R C40 C 0.56220(19) 0.9634(5) 0.71678(15) 0.0758(9) Uani 1 1 d . H40 H 0.5634 1.0676 0.7373 0.091 Uiso 1 1 calc R C41 C 0.6020(2) 0.8300(6) 0.75115(16) 0.0922(12) Uani 1 1 d . H41 H 0.6297 0.8433 0.7953 0.111 Uiso 1 1 calc R C42 C 0.8917(2) 0.6433(5) 0.32617(18) 0.0837(11) Uani 1 1 d . H42 H 0.9062 0.6130 0.2885 0.100 Uiso 1 1 calc R 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 N1 0.0287(11) 0.0549(12) 0.0383(12) -0.0006(9) 0.0103(9) 0.0013(9) N2 0.0277(11) 0.0499(11) 0.0319(11) -0.0015(9) 0.0071(9) -0.0010(8) N 0.0256(11) 0.0712(14) 0.0396(13) -0.0063(10) 0.0108(9) -0.0032(9) C4 0.0341(14) 0.0491(14) 0.0412(14) -0.0051(11) 0.0127(11) -0.0001(11) C5 0.0287(13) 0.0456(14) 0.0337(14) -0.0004(10) 0.0077(10) 0.0009(10) C6 0.0286(13) 0.0476(14) 0.0418(14) -0.0027(11) 0.0069(10) -0.0027(11) C7 0.0337(14) 0.0506(14) 0.0372(14) -0.0008(11) 0.0077(11) 0.0009(11) C8 0.0244(13) 0.0407(13) 0.0375(14) -0.0001(10) 0.0055(10) -0.0004(10) C9 0.0343(14) 0.0401(13) 0.0424(15) 0.0008(10) 0.0129(11) -0.0016(10) C10 0.0337(14) 0.0470(14) 0.0505(15) -0.0118(12) 0.0114(11) -0.0073(11) C11 0.0352(14) 0.0474(14) 0.0511(16) -0.0090(12) 0.0182(12) -0.0021(12) C12 0.0325(14) 0.0558(15) 0.0436(16) -0.0030(12) 0.0135(12) -0.0060(11) C13 0.0288(13) 0.0555(15) 0.0404(15) -0.0057(12) 0.0125(11) 0.0018(11) C14 0.0273(13) 0.0412(13) 0.0430(14) 0.0013(11) 0.0100(11) -0.0008(10) C15 0.0288(13) 0.0442(13) 0.0381(14) -0.0003(10) 0.0043(11) -0.0018(10) C16 0.0279(13) 0.0430(13) 0.0394(14) 0.0004(10) 0.0089(11) -0.0007(10) C17 0.0330(14) 0.0406(13) 0.0384(14) -0.0014(10) 0.0110(11) -0.0013(10) C18 0.0275(13) 0.0451(13) 0.0413(14) 0.0014(11) 0.0087(11) 0.0015(10) C19 0.0335(15) 0.0620(16) 0.0503(17) 0.0019(13) 0.0133(12) -0.0006(11) C20 0.0362(15) 0.0711(17) 0.0373(15) 0.0006(12) 0.0102(12) -0.0032(12) C21 0.0406(17) 0.088(2) 0.0530(19) 0.0023(15) 0.0235(14) -0.0012(13) C22 0.0274(13) 0.0585(15) 0.0353(14) -0.0031(12) 0.0065(11) -0.0065(11) C23 0.0456(17) 0.086(2) 0.0389(15) 0.0028(14) 0.0185(13) 0.0000(14) C24 0.0470(16) 0.0679(17) 0.0597(18) -0.0023(14) 0.0250(13) 0.0015(14) C25 0.0341(15) 0.0707(18) 0.0503(17) -0.0047(13) 0.0085(12) -0.0032(12) C26 0.0388(16) 0.112(2) 0.0364(16) -0.0080(15) 0.0060(12) -0.0003(15) C27 0.0504(17) 0.0674(17) 0.0503(18) 0.0082(14) 0.0185(14) 0.0067(14) C28 0.0391(15) 0.0688(17) 0.0496(16) 0.0001(13) 0.0116(12) -0.0040(13) C29 0.0458(16) 0.0647(17) 0.0524(17) -0.0103(14) 0.0152(13) -0.0048(13) C30 0.0454(18) 0.152(3) 0.0367(17) -0.0063(17) 0.0054(14) -0.0005(18) C31 0.053(2) 0.105(3) 0.052(2) -0.0144(18) -0.0003(15) 0.0116(19) C32 0.0428(16) 0.0824(19) 0.0499(18) 0.0110(15) 0.0101(13) -0.0081(14) C33 0.0395(16) 0.086(2) 0.068(2) -0.0142(17) 0.0063(15) -0.0090(15) C34 0.0413(15) 0.0692(18) 0.0505(17) 0.0044(14) 0.0006(13) 0.0026(14) C35 0.0327(16) 0.120(3) 0.0486(19) -0.0060(16) -0.0032(14) 0.0011(15) C36 0.065(2) 0.107(3) 0.059(2) 0.017(2) -0.0116(17) 0.0113(19) C37 0.069(2) 0.119(3) 0.0440(19) 0.0051(17) 0.0132(17) -0.029(2) C38 0.067(2) 0.096(2) 0.0418(18) 0.0063(15) 0.0142(16) 0.0248(18) C39 0.065(2) 0.085(2) 0.083(2) -0.0124(19) 0.0420(19) 0.0002(17) C40 0.066(2) 0.098(2) 0.059(2) -0.0275(19) 0.0095(17) -0.0132(19) C41 0.072(2) 0.147(4) 0.044(2) -0.018(2) -0.0060(17) -0.005(2) C42 0.079(2) 0.114(3) 0.073(3) -0.024(2) 0.046(2) -0.027(2) 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' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C16 N1 C5 105.12(19) C16 N2 C8 106.68(18) C16 N2 C22 126.81(19) C8 N2 C22 126.46(18) C12 N C18 122.08(19) C12 N C13 118.16(19) C18 N C13 119.68(18) C6 C4 C18 120.5(2) C6 C4 H4 119.8 C18 C4 H4 119.8 C8 C5 N1 111.4(2) C8 C5 C7 121.6(2) N1 C5 C7 126.9(2) C4 C6 C14 121.8(2) C4 C6 H6 119.1 C14 C6 H6 119.1 C26 C7 C15 120.4(2) C26 C7 C5 122.0(2) C15 C7 C5 117.5(2) C5 C8 N2 105.1(2) C5 C8 C17 123.0(2) N2 C8 C17 131.9(2) C19 C9 C17 117.5(2) C19 C9 C15 121.8(2) C17 C9 C15 120.6(2) C11 C10 C18 121.3(2) C11 C10 H10 119.4 C18 C10 H10 119.4 C10 C11 C14 121.0(2) C10 C11 H11 119.5 C14 C11 H11 119.5 C32 C12 C24 119.2(2) C32 C12 N 121.3(2) C24 C12 N 119.5(2) C28 C13 C27 119.4(2) C28 C13 N 119.3(2) C27 C13 N 121.3(2) C6 C14 C11 117.5(2) C6 C14 C16 118.9(2) C11 C14 C16 123.6(2) C25 C15 C7 117.4(2) C25 C15 C9 121.9(2) C7 C15 C9 120.7(2) N1 C16 N2 111.69(19) N1 C16 C14 123.0(2) N2 C16 C14 125.3(2) C20 C17 C9 118.8(2) C20 C17 C8 124.7(2) C9 C17 C8 116.3(2) C10 C18 C4 117.9(2) C10 C18 N 120.7(2) C4 C18 N 121.4(2) C21 C19 C9 122.5(2) C21 C19 H19 118.8 C9 C19 H19 118.8 C23 C20 C17 121.3(2) C23 C20 H20 119.3 C17 C20 H20 119.3 C19 C21 C23 119.5(3) C19 C21 H21 120.2 C23 C21 H21 120.2 C34 C22 C29 121.4(2) C34 C22 N2 119.8(2) C29 C22 N2 118.9(2) C20 C23 C21 120.3(3) C20 C23 H23 119.9 C21 C23 H23 119.9 C39 C24 C12 121.1(3) C39 C24 H24 119.5 C12 C24 H24 119.5 C35 C25 C15 121.4(3) C35 C25 H25 119.3 C15 C25 H25 119.3 C30 C26 C7 120.5(3) C30 C26 H26 119.8 C7 C26 H26 119.8 C38 C27 C13 119.5(3) C38 C27 H27 120.2 C13 C27 H27 120.2 C13 C28 C33 120.5(3) C13 C28 H28 119.7 C33 C28 H28 119.7 C22 C29 C40 119.2(3) C22 C29 H29 120.4 C40 C29 H29 120.4 C26 C30 C35 119.9(3) C26 C30 H30 120.1 C35 C30 H30 120.1 C33 C31 C38 119.7(3) C33 C31 H31 120.1 C38 C31 H31 120.1 C12 C32 C37 119.1(3) C12 C32 H32 120.4 C37 C32 H32 120.4 C31 C33 C28 120.1(3) C31 C33 H33 119.9 C28 C33 H33 119.9 C22 C34 C36 118.8(3) C22 C34 H34 120.6 C36 C34 H34 120.6 C25 C35 C30 120.4(3) C25 C35 H35 119.8 C30 C35 H35 119.8 C34 C36 C41 120.1(3) C34 C36 H36 120.0 C41 C36 H36 120.0 C42 C37 C32 120.6(3) C42 C37 H37 119.7 C32 C37 H37 119.7 C27 C38 C31 120.6(3) C27 C38 H38 119.7 C31 C38 H38 119.7 C42 C39 C24 120.4(3) C42 C39 H39 119.8 C24 C39 H39 119.8 C41 C40 C29 120.0(3) C41 C40 H40 120.0 C29 C40 H40 120.0 C40 C41 C36 120.5(3) C40 C41 H41 119.7 C36 C41 H41 119.7 C39 C42 C37 119.7(3) C39 C42 H42 120.2 C37 C42 H42 120.2 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance N1 C16 1.322(3) N1 C5 1.380(3) N2 C16 1.382(3) N2 C8 1.391(3) N2 C22 1.437(3) N C12 1.414(3) N C18 1.416(3) N C13 1.427(3) C4 C6 1.379(3) C4 C18 1.392(3) C4 H4 0.9300 C5 C8 1.372(3) C5 C7 1.436(3) C6 C14 1.386(3) C6 H6 0.9300 C7 C26 1.393(4) C7 C15 1.406(3) C8 C17 1.435(3) C9 C19 1.399(3) C9 C17 1.422(3) C9 C15 1.464(3) C10 C11 1.380(3) C10 C18 1.388(3) C10 H10 0.9300 C11 C14 1.390(3) C11 H11 0.9300 C12 C32 1.380(4) C12 C24 1.383(4) C13 C28 1.379(3) C13 C27 1.385(4) C14 C16 1.469(3) C15 C25 1.404(3) C17 C20 1.406(3) C19 C21 1.371(4) C19 H19 0.9300 C20 C23 1.368(3) C20 H20 0.9300 C21 C23 1.381(4) C21 H21 0.9300 C22 C34 1.370(3) C22 C29 1.379(3) C23 H23 0.9300 C24 C39 1.372(4) C24 H24 0.9300 C25 C35 1.364(4) C25 H25 0.9300 C26 C30 1.366(4) C26 H26 0.9300 C27 C38 1.381(4) C27 H27 0.9300 C28 C33 1.386(4) C28 H28 0.9300 C29 C40 1.379(4) C29 H29 0.9300 C30 C35 1.388(4) C30 H30 0.9300 C31 C33 1.360(4) C31 C38 1.386(4) C31 H31 0.9300 C32 C37 1.398(4) C32 H32 0.9300 C33 H33 0.9300 C34 C36 1.381(4) C34 H34 0.9300 C35 H35 0.9300 C36 C41 1.381(5) C36 H36 0.9300 C37 C42 1.381(5) C37 H37 0.9300 C38 H38 0.9300 C39 C42 1.357(4) C39 H39 0.9300 C40 C41 1.362(5) C40 H40 0.9300 C41 H41 0.9300 C42 H42 0.9300