#------------------------------------------------------------------------------ #$Date: 2016-02-16 03:10:39 +0200 (Tue, 16 Feb 2016) $ #$Revision: 176453 $ #$URL: file:///home/coder/svn-repositories/cod/cif/7/10/18/7101842.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_7101842 loop_ _publ_author_name 'Ashley, Andrew' 'Balazs, Gabor' 'Cowley, Andrew' 'Green, Jennifer' 'Booth, Corwin H' 'O'Hare, Dermot' _publ_section_title ; Bis(permethylpentalene)cerium--another ambiguity in lanthanide oxidation state. ; _journal_issue 15 _journal_name_full 'Chemical communications (Cambridge, England)' _journal_page_first 1515 _journal_page_last 1517 _journal_paper_doi 10.1039/b700303j _journal_year 2007 _chemical_absolute_configuration unk _chemical_compound_source ; synthesis as described ; _chemical_formula_moiety ' C28 H36 Ce ' _chemical_formula_sum 'C28 H36 Ce' _chemical_formula_weight 512.71 _chemical_name_systematic ; ? ; _space_group_IT_number 155 _symmetry_cell_setting trigonal _symmetry_space_group_name_Hall 'R 3 2"' _symmetry_space_group_name_H-M 'R 3 2 :H' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary heavy _atom_sites_solution_secondary difmap _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_formula_units_Z 3 _cell_length_a 9.4931(3) _cell_length_b 9.4931(3) _cell_length_c 22.1762(8) _cell_measurement_reflns_used 2932 _cell_measurement_temperature 150 _cell_measurement_theta_max 28 _cell_measurement_theta_min 5 _cell_volume 1730.75(10) _computing_cell_refinement ; KappaCCD software 'DENZO' (Otwinowski & Minor, 1996) ; _computing_data_collection ; KappaCCD software 'Collect' (Nonius, 2000) ; _computing_data_reduction ; KappaCCD software 'DENZO' (Otwinowski & Minor, 1996) ; _computing_publication_material ; CRYSTALS (Watkin et al, 2001) ; _computing_structure_refinement ; CRYSTALS (Watkin et al, 2001) ; _diffrn_ambient_temperature 150 _diffrn_measured_fraction_theta_full 1.000 _diffrn_measured_fraction_theta_max 1.000 _diffrn_measurement_device_type ; Nonius KappaCCD ; _diffrn_measurement_method \w _diffrn_radiation_monochromator graphite _diffrn_radiation_type 'Mo K\a' _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.034 _diffrn_reflns_limit_h_max 12 _diffrn_reflns_limit_h_min -12 _diffrn_reflns_limit_k_max 6 _diffrn_reflns_limit_k_min -6 _diffrn_reflns_limit_l_max 28 _diffrn_reflns_limit_l_min -28 _diffrn_reflns_number 2932 _diffrn_reflns_theta_full 27.472 _diffrn_reflns_theta_max 27.472 _diffrn_reflns_theta_min 5.105 _diffrn_standards_decay_% 0.00 _diffrn_standards_interval_count 0 _diffrn_standards_interval_time 0 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 1.984 _exptl_absorpt_correction_T_max 0.94 _exptl_absorpt_correction_T_min 0.82 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details ; Denzo/Scalepack (Otwinowski & Minor, 1996) ; _exptl_crystal_colour ' black ' _exptl_crystal_density_diffrn 1.476 _exptl_crystal_description ' hexagonal plate ' _exptl_crystal_F_000 786 _exptl_crystal_size_max 0.10 _exptl_crystal_size_mid 0.10 _exptl_crystal_size_min 0.03 _exptl_crystal_thermal_history ; The material was crystallised at ambient temperature. A suitable crystal was cooled to 100K at a rate of 120 Khr^-1^ for single-crystal X-ray diffraction analysis. ; _refine_diff_density_max 0.72 _refine_diff_density_min -1.01 _refine_ls_extinction_method None _refine_ls_goodness_of_fit_ref 0.9774 _refine_ls_hydrogen_treatment noref _refine_ls_matrix_type full _refine_ls_number_parameters 130 _refine_ls_number_reflns 520 _refine_ls_number_restraints 176 _refine_ls_R_factor_all 0.0267 _refine_ls_R_factor_gt 0.0267 _refine_ls_shift/su_max 0.040540 _refine_ls_structure_factor_coef F _refine_ls_weighting_details ; Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982) [weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)] where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax Method = Robust Weighting (Prince, 1982) W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^ A~i~ are: 0.826 -0.389 0.485 ; _refine_ls_weighting_scheme calc _refine_ls_wR_factor_all 0.0282 _refine_ls_wR_factor_gt 0.0282 _refine_ls_wR_factor_ref 0.0282 _reflns_limit_h_max 0 _reflns_limit_h_min -10 _reflns_limit_k_max 12 _reflns_limit_k_min 0 _reflns_limit_l_max 28 _reflns_limit_l_min 0 _reflns_number_gt 520 _reflns_number_total 520 _reflns_threshold_expression I>3.00u(I) _cod_data_source_file b700303j.txt _cod_data_source_block arc1500 _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius ; _cod_original_sg_symbol_H-M 'R 3 2 ' _cod_original_formula_sum ' C28 H36 Ce ' _cod_database_code 7101842 loop_ _symmetry_equiv_pos_as_xyz x,y,z x+1/3,y+2/3,z+2/3 x+2/3,y+1/3,z+1/3 -y,x-y,z -y+1/3,x-y+2/3,z+2/3 -y+2/3,x-y+1/3,z+1/3 -x+y,-x,z -x+y+1/3,-x+2/3,z+2/3 -x+y+2/3,-x+1/3,z+1/3 y,x,-z y+1/3,x+2/3,-z+2/3 y+2/3,x+1/3,-z+1/3 x-y,-y,-z x-y+1/3,-y+2/3,-z+2/3 x-y+2/3,-y+1/3,-z+1/3 -x,-x+y,-z -x+1/3,-x+y+2/3,-z+2/3 -x+2/3,-x+y+1/3,-z+1/3 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_occupancy _atom_site_adp_type _atom_site_refinement_flags_posn _atom_site_refinement_flags_adp Ce1 Ce 0.6667 0.3333 0.8333 0.0183 1.0000 Uani DS TU C1 C 0.4836(15) 0.3440(16) 0.7414(6) 0.0289 0.3333 Uani D U C2 C 0.4151(14) 0.1743(14) 0.7453(6) 0.0303 0.3333 Uani D U C3 C 0.5330(15) 0.1250(14) 0.7397(6) 0.0339 0.3333 Uani D U C4 C 0.6831(14) 0.2709(17) 0.7264(4) 0.0291 0.3333 Uani D U C5 C 0.8534(15) 0.3338(16) 0.7414(6) 0.0294 0.3333 Uani D U C6 C 0.9216(13) 0.5042(14) 0.7484(6) 0.0284 0.3333 Uani D U C7 C 0.8017(14) 0.5514(13) 0.7439(6) 0.0257 0.3333 Uani D U C8 C 0.6520(13) 0.4058(15) 0.7275(4) 0.0262 0.3333 Uani D U C9 C 0.398(2) 0.442(2) 0.7453(10) 0.0308 0.3333 Uani D U C10 C 0.234(2) 0.056(2) 0.7602(8) 0.0318 0.3333 Uani D U C11 C 0.503(2) -0.048(2) 0.7405(10) 0.0361 0.3333 Uani D U C12 C 0.942(2) 0.238(2) 0.7453(10) 0.0332 0.3333 Uani D U C13 C 1.1011(19) 0.621(2) 0.7630(9) 0.0385 0.3333 Uani D U C14 C 0.826(2) 0.7199(19) 0.7510(10) 0.0292 0.3333 Uani D U H91 H 0.3372 0.4294 0.7070 0.0335 0.3333 Uiso . . H92 H 0.3194 0.4015 0.7799 0.0335 0.3333 Uiso . . H93 H 0.4797 0.5591 0.7517 0.0335 0.3333 Uiso . . H101 H 0.1702 0.0163 0.7219 0.0328 0.3333 Uiso . . H102 H 0.2241 -0.0393 0.7834 0.0328 0.3333 Uiso . . H103 H 0.1901 0.1132 0.7850 0.0328 0.3333 Uiso . . H111 H 0.4527 -0.1030 0.7014 0.0416 0.3333 Uiso . . H112 H 0.4273 -0.1099 0.7744 0.0416 0.3333 Uiso . . H113 H 0.6083 -0.0462 0.7463 0.0416 0.3333 Uiso . . H121 H 1.0043 0.2533 0.7073 0.0405 0.3333 Uiso . . H122 H 1.0186 0.2785 0.7803 0.0405 0.3333 Uiso . . H123 H 0.8610 0.1204 0.7510 0.0405 0.3333 Uiso . . H131 H 1.1636 0.6635 0.7246 0.0418 0.3333 Uiso . . H132 H 1.1458 0.5616 0.7862 0.0418 0.3333 Uiso . . H133 H 1.1111 0.7135 0.7877 0.0418 0.3333 Uiso . . H141 H 0.8774 0.7845 0.7137 0.0318 0.3333 Uiso . . H142 H 0.8985 0.7745 0.7864 0.0318 0.3333 Uiso . . H143 H 0.7184 0.7126 0.7577 0.0318 0.3333 Uiso . . 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 Ce1 0.01986(17) 0.01986(17) 0.0153(2) 0.0000 0.0000 0.00993(8) C1 0.028(5) 0.030(5) 0.018(5) 0.005(5) -0.005(4) 0.007(5) C2 0.034(5) 0.030(5) 0.018(4) 0.002(4) -0.008(3) 0.009(4) C3 0.037(6) 0.034(5) 0.023(4) -0.008(3) -0.011(4) 0.012(4) C4 0.034(5) 0.034(6) 0.018(3) -0.008(5) -0.004(4) 0.016(4) C5 0.030(5) 0.033(5) 0.025(5) -0.007(5) 0.004(3) 0.015(5) C6 0.025(5) 0.030(5) 0.022(4) -0.001(4) 0.005(3) 0.007(4) C7 0.028(5) 0.023(5) 0.018(4) 0.000(3) 0.001(4) 0.007(4) C8 0.030(5) 0.025(6) 0.015(3) 0.001(4) -0.002(4) 0.007(4) C9 0.034(7) 0.031(7) 0.019(6) 0.004(6) -0.004(6) 0.010(6) C10 0.035(6) 0.033(7) 0.014(6) 0.002(6) -0.007(6) 0.007(6) C11 0.039(9) 0.036(6) 0.029(6) -0.013(5) -0.013(7) 0.016(6) C12 0.037(7) 0.033(7) 0.032(7) -0.010(6) 0.003(6) 0.019(6) C13 0.028(6) 0.035(7) 0.041(7) -0.005(6) -0.005(6) 0.007(6) C14 0.026(8) 0.024(6) 0.030(6) -0.004(5) 0.000(6) 0.006(6) loop_ _atom_type_symbol _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_Cromer_Mann_a1 _atom_type_scat_Cromer_Mann_b1 _atom_type_scat_Cromer_Mann_a2 _atom_type_scat_Cromer_Mann_b2 _atom_type_scat_Cromer_Mann_a3 _atom_type_scat_Cromer_Mann_b3 _atom_type_scat_Cromer_Mann_a4 _atom_type_scat_Cromer_Mann_b4 _atom_type_scat_Cromer_Mann_c _atom_type_scat_source 'Ce ' -0.2486 2.6331 21.1671 2.8122 19.7695 0.2268 11.8513 17.6083 3.3305 127.1130 1.8626 International_Tables_Vol_IV_Table_2.2B 'C ' 0.0033 0.0016 2.3100 20.8439 1.0200 10.2075 1.5886 0.5687 0.8650 51.6512 0.2156 International_Tables_Vol_IV_Table_2.2B 'H ' 0.0000 0.0000 0.4930 10.5109 0.3229 26.1257 0.1402 3.1424 0.0408 57.7998 0.0030 International_Tables_Vol_IV_Table_2.2B loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag C1 Ce1 C1 11_546 144.9(5) yes C1 Ce1 C1 14_556 97.5(6) yes C1 Ce1 C1 17_656 138.1(6) yes C1 Ce1 C2 . 29.1(3) yes C1 Ce1 C2 11_546 117.6(4) yes C1 Ce1 C2 14_556 97.0(5) yes C1 Ce1 C2 17_656 162.3(4) yes C1 Ce1 C3 . 51.4(3) yes C1 Ce1 C3 11_546 105.2(4) yes C1 Ce1 C3 14_556 119.2(4) yes C1 Ce1 C3 17_656 168.3(4) yes C1 Ce1 C4 . 53.5(4) yes C1 Ce1 C4 11_546 122.7(4) yes C1 Ce1 C4 14_556 146.7(5) yes C1 Ce1 C4 17_656 142.0(4) yes C1 Ce1 C5 . 82.2(3) yes C1 Ce1 C5 11_546 109.5(4) yes C1 Ce1 C5 14_556 178.2(4) yes C1 Ce1 C5 17_656 111.6(3) yes C1 Ce1 C6 4_655 13.5(4) yes C1 Ce1 C6 11_546 124.6(4) yes C1 Ce1 C6 14_556 152.3(4) yes C1 Ce1 C6 17_656 92.1(4) yes C1 Ce1 C7 . 58.9(3) yes C1 Ce1 C7 11_546 153.2(4) yes C1 Ce1 C7 14_556 129.6(4) yes C1 Ce1 C7 17_656 97.8(4) yes C1 Ce1 C8 . 31.7(3) yes C1 Ce1 C8 11_546 156.6(4) yes C1 Ce1 C8 14_556 126.4(5) yes C1 Ce1 C8 17_656 129.1(5) yes C2 Ce1 C2 11_546 94.2(5) yes C2 Ce1 C2 14_556 110.4(5) yes C2 Ce1 C2 17_656 167.3(5) yes C2 Ce1 C3 . 29.3(3) yes C2 Ce1 C3 11_546 93.1(5) yes C2 Ce1 C3 14_556 138.9(5) yes C2 Ce1 C3 17_656 139.7(4) yes C2 Ce1 C4 . 49.8(3) yes C2 Ce1 C4 11_546 121.7(5) yes C2 Ce1 C4 14_556 148.8(4) yes C2 Ce1 C4 17_656 125.9(4) yes C2 Ce1 C5 . 81.9(4) yes C2 Ce1 C5 11_546 126.0(4) yes C2 Ce1 C5 14_556 152.7(4) yes C2 Ce1 C5 17_656 93.9(4) yes C2 Ce1 C6 . 95.5(3) yes C2 Ce1 C6 11_546 150.5(4) yes C2 Ce1 C6 14_556 123.3(4) yes C2 Ce1 C6 17_656 86.3(3) yes C2 Ce1 C7 . 81.6(3) yes C2 Ce1 C7 11_546 175.3(5) yes C2 Ce1 C7 14_556 104.6(4) yes C2 Ce1 C7 17_656 105.3(3) yes C2 Ce1 C8 . 49.5(3) yes C2 Ce1 C8 11_546 143.3(4) yes C2 Ce1 C8 14_556 115.3(4) yes C2 Ce1 C8 17_656 135.9(3) yes C3 Ce1 C3 11_546 106.3(6) yes C3 Ce1 C3 14_556 168.1(5) yes C3 Ce1 C3 17_656 120.5(6) yes C3 Ce1 C4 . 31.8(3) yes C3 Ce1 C4 11_546 138.1(5) yes C3 Ce1 C4 14_556 152.6(3) yes C3 Ce1 C4 17_656 125.5(5) yes C3 Ce1 C5 . 59.3(3) yes C3 Ce1 C5 11_546 154.9(4) yes C3 Ce1 C5 14_556 130.3(4) yes C3 Ce1 C5 17_656 100.7(4) yes C3 Ce1 C6 . 82.1(3) yes C3 Ce1 C6 11_546 171.2(4) yes C3 Ce1 C6 14_556 104.7(4) yes C3 Ce1 C6 17_656 106.3(4) yes C3 Ce1 C7 . 82.2(4) yes C3 Ce1 C7 11_546 152.1(4) yes C3 Ce1 C7 14_556 98.9(4) yes C3 Ce1 C7 17_656 131.5(3) yes C3 Ce1 C8 . 53.3(3) yes C3 Ce1 C8 11_546 136.9(4) yes C3 Ce1 C8 14_556 123.8(4) yes C3 Ce1 C8 17_656 154.4(4) yes C4 Ce1 C4 11_546 169.8(6) yes C4 Ce1 C4 14_556 158.9(6) yes C4 Ce1 C4 17_656 148.5(7) yes C4 Ce1 C5 . 32.3(3) yes C4 Ce1 C5 11_546 154.6(4) yes C4 Ce1 C5 14_556 127.2(5) yes C4 Ce1 C5 17_656 131.9(5) yes C4 Ce1 C6 . 50.5(3) yes C4 Ce1 C6 11_546 139.6(4) yes C4 Ce1 C6 14_556 115.4(4) yes C4 Ce1 C6 17_656 135.6(3) yes C4 Ce1 C7 . 54.0(4) yes C4 Ce1 C7 11_546 134.3(4) yes C4 Ce1 C7 14_556 123.7(4) yes C4 Ce1 C7 17_656 151.3(4) yes C4 Ce1 C8 . 34.2(3) yes C4 Ce1 C8 11_546 147.9(3) yes C4 Ce1 C8 14_556 154.0(3) yes C4 Ce1 C8 17_656 173.7(4) yes C5 Ce1 C5 11_546 141.6(6) yes C5 Ce1 C5 14_556 98.1(6) yes C5 Ce1 C5 17_656 141.9(6) yes C5 Ce1 C6 . 29.5(3) yes C5 Ce1 C6 11_546 113.8(4) yes C5 Ce1 C6 14_556 97.4(4) yes C5 Ce1 C6 17_656 164.8(4) yes C5 Ce1 C7 . 51.8(4) yes C5 Ce1 C7 11_546 102.0(4) yes C5 Ce1 C7 14_556 119.9(4) yes C5 Ce1 C7 17_656 165.2(4) yes C5 Ce1 C8 . 53.9(4) yes C5 Ce1 C8 11_546 121.1(4) yes C5 Ce1 C8 14_556 147.8(4) yes C5 Ce1 C8 17_656 142.2(4) yes C6 Ce1 C6 11_546 89.6(5) yes C6 Ce1 C6 14_556 111.2(5) yes C6 Ce1 C6 17_656 163.4(5) yes C6 Ce1 C7 11_546 89.1(4) yes C6 Ce1 C7 14_556 140.0(4) yes C6 Ce1 C7 17_656 135.7(4) yes C6 Ce1 C8 . 50.4(3) yes C6 Ce1 C8 11_546 118.6(4) yes C6 Ce1 C8 14_556 149.1(4) yes C6 Ce1 C8 17_656 123.3(4) yes C7 Ce1 C7 11_546 102.8(5) yes C7 Ce1 C7 14_556 169.5(5) yes C7 Ce1 C7 17_656 115.7(6) yes C7 Ce1 C8 . 32.3(3) yes C7 Ce1 C8 11_546 135.0(4) yes C7 Ce1 C8 14_556 151.8(3) yes C7 Ce1 C8 17_656 121.3(5) yes C8 Ce1 C8 11_546 167.2(5) yes C8 Ce1 C8 14_556 157.4(6) yes C8 Ce1 C8 17_656 144.3(6) yes Ce1 C1 C2 . 81.4(6) yes Ce1 C1 C8 . 64.7(5) yes C2 C1 C8 . 105.3(8) yes Ce1 C1 C9 . 122.1(10) yes C2 C1 C9 . 128.1(9) yes C8 C1 C9 . 126.4(10) yes Ce1 C2 C1 . 69.6(5) yes Ce1 C2 C3 . 69.3(5) yes C1 C2 C3 . 112.6(8) yes Ce1 C2 C10 . 124.6(9) yes C1 C2 C10 . 123.7(10) yes C3 C2 C10 . 123.5(10) yes Ce1 C3 C2 . 81.4(6) yes Ce1 C3 C4 . 64.9(5) yes C2 C3 C4 . 105.4(8) yes Ce1 C3 C11 . 123.1(10) yes C2 C3 C11 . 127.0(10) yes C4 C3 C11 . 127.2(10) yes Ce1 C4 C3 . 83.3(6) yes Ce1 C4 C5 . 82.7(6) yes C3 C4 C5 . 135.4(10) yes Ce1 C4 C8 . 72.9(6) yes C3 C4 C8 . 107.8(8) yes C5 C4 C8 . 108.0(8) yes Ce1 C5 C4 . 65.0(5) yes Ce1 C5 C6 . 81.0(6) yes C4 C5 C6 . 105.8(8) yes Ce1 C5 C12 . 121.0(9) yes C4 C5 C12 . 127.1(10) yes C6 C5 C12 . 127.0(9) yes Ce1 C6 C5 . 69.5(6) yes Ce1 C6 C7 . 68.9(5) yes C5 C6 C7 . 111.8(7) yes Ce1 C6 C13 . 126.4(9) yes C5 C6 C13 . 123.8(9) yes C7 C6 C13 . 124.3(10) yes Ce1 C7 C6 . 81.6(6) yes Ce1 C7 C8 . 65.6(5) yes C6 C7 C8 . 106.0(8) yes Ce1 C7 C14 . 120.1(10) yes C6 C7 C14 . 127.3(9) yes C8 C7 C14 . 126.6(10) yes Ce1 C8 C1 . 83.6(6) yes Ce1 C8 C4 . 72.9(6) yes C1 C8 C4 . 108.7(8) yes Ce1 C8 C7 . 82.1(5) yes C1 C8 C7 . 134.2(9) yes C4 C8 C7 . 108.1(8) yes C1 C9 H91 . 109.471 no C1 C9 H92 . 109.480 no H91 C9 H92 . 109.463 no H91 C9 H93 . 109.476 no H92 C9 H93 . 109.481 no C2 C10 H101 . 109.463 no C2 C10 H102 . 109.455 no H101 C10 H102 . 109.490 no C2 C10 H103 . 109.459 no H101 C10 H103 . 109.486 no H102 C10 H103 . 109.475 no C3 C11 H111 . 109.477 no C3 C11 H112 . 109.475 no H111 C11 H112 . 109.486 no C3 C11 H113 . 109.444 no H111 C11 H113 . 109.476 no H112 C11 H113 . 109.470 no C5 C12 H121 . 109.473 no C5 C12 H122 . 109.482 no H121 C12 H122 . 109.478 no C5 C12 H123 . 109.447 no H121 C12 H123 . 109.471 no H122 C12 H123 . 109.476 no C6 C13 H131 . 109.453 no C6 C13 H132 . 109.464 no H131 C13 H132 . 109.466 no C6 C13 H133 . 109.470 no H131 C13 H133 . 109.483 no H132 C13 H133 . 109.491 no C7 C14 H141 . 109.470 no C7 C14 H142 . 109.479 no H141 C14 H142 . 109.478 no C7 C14 H143 . 109.449 no H141 C14 H143 . 109.473 no H142 C14 H143 . 109.479 no loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag Ce1 C1 2.713(11) yes Ce1 C2 2.862(10) yes Ce1 C3 2.707(10) yes Ce1 C4 2.468(9) yes Ce1 C5 2.701(11) yes Ce1 C6 2.848(10) yes Ce1 C7 2.685(10) yes Ce1 C8 2.469(9) yes C1 C2 1.406(13) yes C1 C8 1.435(12) yes C1 C9 1.514(15) yes C2 C3 1.418(13) yes C2 C10 1.550(14) yes C3 C4 1.436(12) yes C3 C11 1.524(14) yes C4 C5 1.455(13) yes C4 C8 1.451(13) yes C5 C6 1.419(13) yes C5 C12 1.514(14) yes C6 C7 1.420(12) yes C6 C13 1.532(14) yes C7 C8 1.448(12) yes C7 C14 1.506(14) yes C9 H91 1.000 no C9 H92 1.000 no C9 H93 1.000 no C10 H101 1.000 no C10 H102 1.000 no C10 H103 1.000 no C11 H111 1.000 no C11 H112 1.000 no C11 H113 1.000 no C12 H121 1.000 no C12 H122 1.000 no C12 H123 1.000 no C13 H131 1.000 no C13 H132 1.000 no C13 H133 1.000 no C14 H141 1.000 no C14 H142 1.000 no C14 H143 1.000 no