#------------------------------------------------------------------------------ #$Date: 2025-08-18 23:52:38 +0100 (Mon, 18 Aug 2025) $ #$Revision: 301791 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/63/2006336.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_2006336 loop_ _publ_author_name 'Soave, Raffaella' 'Roversi, Pietro' 'Destro, Riccardo' _publ_section_title ; Two 1,5-Disubstituted Proline Esters ; _journal_issue 7 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 933 _journal_page_last 936 _journal_paper_doi 10.1107/S0108270197001248 _journal_volume 53 _journal_year 1997 _chemical_formula_iupac 'C25 H31 N O5' _chemical_formula_moiety 'C25 H31 N O5' _chemical_formula_sum 'C25 H31 N O5' _chemical_formula_weight 425.51 _chemical_name_systematic ; (2S)-cis-1-benzyloxycarbonyl-(5R)-(2R-hydroxyphenylethyl)-proline tert-butyl ester. ; _space_group_IT_number 4 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall 'P 2yb' _symmetry_space_group_name_H-M 'P 1 21 1' _cell_angle_alpha 90 _cell_angle_beta 116.790(10) _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 11.4560(10) _cell_length_b 9.7080(10) _cell_length_c 12.0240(10) _cell_measurement_reflns_used 60 _cell_measurement_temperature 293(2) _cell_measurement_theta_max 23.45 _cell_measurement_theta_min 4.07 _cell_volume 1193.7(2) _computing_cell_refinement XSCANS _computing_data_collection 'XSCANS (Siemens, 1991)' _computing_data_reduction XSCANS _computing_molecular_graphics 'ORTEPII (Johnson, 1976)' _computing_publication_material SHELXL93 _computing_structure_refinement 'SHELXL93 (Sheldrick, 1993)' _computing_structure_solution 'SHELXS86 (Sheldrick, 1985)' _diffrn_ambient_temperature 293(2) _diffrn_measurement_device 'Siemens P4' _diffrn_measurement_method 2\q/\w _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'normal-focus sealed tube' _diffrn_radiation_type MoKa _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0394 _diffrn_reflns_av_sigmaI/netI 0.0367 _diffrn_reflns_limit_h_max 13 _diffrn_reflns_limit_h_min -13 _diffrn_reflns_limit_k_max 11 _diffrn_reflns_limit_k_min -11 _diffrn_reflns_limit_l_max 14 _diffrn_reflns_limit_l_min -14 _diffrn_reflns_number 16749 _diffrn_reflns_theta_max 25 _diffrn_reflns_theta_min 1.90 _diffrn_standards_decay_% 7.20 _diffrn_standards_interval_count 97 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 0.082 _exptl_absorpt_correction_type none _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.184 _exptl_crystal_density_method none _exptl_crystal_description prism _exptl_crystal_F_000 456 _exptl_crystal_size_max .35 _exptl_crystal_size_mid .30 _exptl_crystal_size_min .29 _refine_diff_density_max .133 _refine_diff_density_min -.091 _refine_ls_abs_structure_details 'Flack (1983)' _refine_ls_abs_structure_Flack 0.0(8) _refine_ls_extinction_coef 0.0155(14) _refine_ls_extinction_method SHELXL93 _refine_ls_goodness_of_fit_all 0.891 _refine_ls_goodness_of_fit_obs 0.992 _refine_ls_hydrogen_treatment refall _refine_ls_matrix_type full _refine_ls_number_parameters 405 _refine_ls_number_reflns 4217 _refine_ls_number_restraints 1 _refine_ls_restrained_S_all 0.891 _refine_ls_restrained_S_obs 0.992 _refine_ls_R_factor_all 0.0487 _refine_ls_R_factor_obs .0310 _refine_ls_shift/esd_max 0.001 _refine_ls_shift/esd_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w = 1/[\s^2^(Fo^2^)+(0.034P)^2^] where P = (Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_all 0.0676 _refine_ls_wR_factor_obs .0633 _reflns_number_observed 3091 _reflns_number_total 4217 _reflns_observed_criterion >2sigma(I) _cod_data_source_file sk1080.cif _cod_data_source_block PTBEB _cod_depositor_comments ; The following automatic conversions were performed: '_refine_ls_weighting_scheme' value 'calc w = 1/[\s^2^(Fo^2^)+(0.034P)^2^] where P = (Fo^2^+2Fc^2^)/3' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w = 1/[\s^2^(Fo^2^)+(0.034P)^2^] where P = (Fo^2^+2Fc^2^)/3'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas ; _cod_original_sg_symbol_Hall 'P 2y1' _cod_original_sg_symbol_H-M 'P 21' _cod_database_code 2006336 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, 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 O1 .0680(9) .0664(8) .0606(8) .0195(7) .0408(7) .0061(7) O2 .0785(9) .0529(8) .0631(8) .0136(7) .0469(8) .0138(6) O3 .0714(10) .0956(12) .0840(11) -.0115(9) .0356(9) -.0439(10) O4 .0498(7) .0558(8) .0597(7) .0017(6) .0289(6) -.0094(7) O5 .0624(10) .1068(14) .0551(9) -.0267(8) .0257(8) .0083(8) N1 .0566(9) .0458(9) .0439(8) .0104(7) .0318(7) .0059(7) C1 .0829(15) .0595(14) .0502(12) .0102(12) .0296(11) .0091(11) C2 .103(2) .094(2) .0474(14) .009(2) .0259(13) .0069(14) C3 .122(2) .083(2) .057(2) -.019(2) .052(2) -.0117(15) C4 .127(2) .065(2) .083(2) .010(2) .069(2) -.0024(14) C5 .084(2) .068(2) .0597(14) .0165(13) .0393(13) .0092(12) C6 .0482(10) .0517(11) .0458(10) -.0028(9) .0276(9) .0054(9) C7 .0514(11) .0494(11) .0458(10) .0004(10) .0231(9) .0055(9) C8 .0564(13) .0549(14) .0452(11) -.0067(11) .0263(10) .0002(9) C9 .0515(12) .0514(11) .0441(9) -.0041(10) .0248(9) .0004(9) C10 .080(2) .0423(12) .072(2) -.0014(11) .0427(14) .0059(10) C11 .071(2) .0513(12) .079(2) -.0017(11) .0461(14) -.0112(11) C12 .0544(11) .0514(12) .0408(10) .0027(9) .0269(9) -.0053(8) C13 .0560(12) .0491(11) .0454(11) .0035(9) .0253(9) -.0026(9) C14 .0462(11) .0687(14) .0678(13) -.0017(10) .0250(10) -.0032(11) C15 .086(2) .093(2) .110(3) -.027(2) .050(2) -.012(2) C16 .066(2) .118(3) .152(4) .005(2) .057(2) -.037(3) C17 .066(2) .139(3) .089(2) .023(2) .019(2) .034(2) C18 .0523(11) .0538(12) .0394(10) .0042(9) .0252(9) .0004(8) C19 .087(2) .0632(15) .090(2) .0279(13) .055(2) .0317(13) C20 .0714(14) .0465(11) .0498(11) .0070(11) .0290(10) .0041(10) C21 .082(2) .078(2) .0621(14) .0085(14) .0305(13) .0145(13) C22 .074(2) .095(2) .103(2) -.003(2) .032(2) .006(2) C23 .103(2) .088(2) .106(2) -.018(2) .056(2) .014(2) C24 .109(3) .091(2) .083(2) -.011(2) .037(2) .033(2) C25 .080(2) .0654(14) .0651(14) -.0043(13) .0223(13) .0155(12) 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_refinement_flags _atom_site_occupancy _atom_site_disorder_group _atom_site_type_symbol O1 .47290(13) .56830(14) .19819(12) .0605(4) Uani d . 1 . O O2 .35373(14) .55510(13) .30466(12) .0592(4) Uani d . 1 . O O3 .0813(2) .6839(2) .09523(15) .0835(5) Uani d . 1 . O O4 .04912(12) .83976(13) .21692(11) .0535(3) Uani d . 1 . O O5 .50578(15) .8758(2) -.03633(13) .0751(5) Uani d . 1 . O N1 .34365(14) .7453(2) .19745(13) .0453(4) Uani d . 1 . N C1 .2403(2) .8551(2) -.3324(2) .0644(6) Uani d . 1 . C C2 .2026(3) .7956(3) -.4478(2) .0844(8) Uani d . 1 . C C3 .2484(3) .6702(3) -.4573(3) .0828(8) Uani d . 1 . C C4 .3351(3) .6039(3) -.3519(3) .0834(8) Uani d . 1 . C C5 .3730(3) .6640(2) -.2367(2) .0677(6) Uani d . 1 . C C6 .3257(2) .7904(2) -.2254(2) .0462(4) Uani d . 1 . C C7 .3683(2) .8565(2) -.0990(2) .0484(4) Uani d . 1 . C C8 .3324(2) .7690(2) -.0138(2) .0508(5) Uani d . 1 . C C9 .3739(2) .8351(2) .1136(2) .0478(4) Uani d . 1 . C C10 .2989(3) .9660(2) .1104(2) .0615(6) Uani d . 1 . C C11 .2853(3) .9653(2) .2300(2) .0626(6) Uani d . 1 . C C12 .2625(2) .8136(2) .2456(2) .0468(4) Uani d . 1 . C C13 .1204(2) .7695(2) .1751(2) .0492(5) Uani d . 1 . C C14 -.0949(2) .8254(2) .1613(2) .0611(5) Uani d . 1 . C C15 -.1257(4) .6835(4) .1917(4) .0942(9) Uani d . 1 . C C16 -.1330(3) .9321(5) .2297(5) .1091(12) Uani d . 1 . C C17 -.1548(3) .8519(5) .0231(3) .1042(10) Uani d . 1 . C C18 .3955(2) .6198(2) .2296(2) .0468(4) Uani d . 1 . C C19 .4002(3) .4159(2) .3398(3) .0746(7) Uani d . 1 . C C20 .3096(2) .3437(2) .3783(2) .0553(5) Uani d . 1 . C C21 .1768(3) .3534(3) .3105(2) .0746(7) Uani d . 1 . C C22 .0945(3) .2827(3) .3458(3) .0937(8) Uani d . 1 . C C23 .1452(4) .2010(3) .4497(3) .0961(8) Uani d . 1 . C C24 .2761(4) .1896(3) .5169(3) .0968(9) Uani d . 1 . C C25 .3585(3) .2609(3) .4821(2) .0743(6) Uani d . 1 . C HO5 .521(3) .928(3) -.084(2) .096(9) Uiso d . 1 . H H1 .205(2) .944(3) -.327(2) .081(7) Uiso d . 1 . H H2 .147(3) .839(3) -.522(3) .118(10) Uiso d . 1 . H H3 .220(3) .630(3) -.532(3) .097(8) Uiso d . 1 . H H4 .364(2) .520(3) -.353(2) .084(8) Uiso d . 1 . H H5 .431(2) .619(3) -.167(2) .079(7) Uiso d . 1 . H H7 .3237(17) .945(2) -.1108(15) .048(5) Uiso d . 1 . H H81 .241(2) .756(2) -.0518(17) .060(6) Uiso d . 1 . H H82 .3719(18) .682(2) -.0035(16) .051(5) Uiso d . 1 . H H9 .4679(17) .8536(17) .1517(13) .035(4) Uiso d . 1 . H H101 .203(2) .958(2) .036(2) .078(7) Uiso d . 1 . H H102 .3368(19) 1.041(2) .0978(18) .061(6) Uiso d . 1 . H H111 .216(2) 1.022(2) .2280(18) .066(6) Uiso d . 1 . H H112 .380(2) .997(3) .304(2) .081(7) Uiso d . 1 . H H12 .2910(15) .7971(17) .3322(17) .039(4) Uiso d . 1 . H H151 -.212(4) .682(4) .165(3) .139(14) Uiso d . 1 . H H152 -.105(2) .617(3) .144(2) .084(8) Uiso d . 1 . H H153 -.072(4) .674(4) .285(4) .150(14) Uiso d . 1 . H H161 -.236(3) .928(3) .196(3) .121(9) Uiso d . 1 . H H162 -.089(3) .901(4) .320(3) .137(15) Uiso d . 1 . H H163 -.106(5) 1.006(5) .209(4) .19(2) Uiso d . 1 . H H171 -.121(3) .779(4) -.015(3) .143(13) Uiso d . 1 . H H172 -.245(3) .851(3) -.010(2) .102(9) Uiso d . 1 . H H173 -.137(3) .959(5) .025(3) .141(13) Uiso d . 1 . H H191 .488(3) .410(3) .401(2) .093(9) Uiso d . 1 . H H192 .409(2) .373(3) .270(3) .106(9) Uiso d . 1 . H H21 .149(2) .402(3) .243(2) .094(9) Uiso d . 1 . H H22 -.001(3) .294(3) .290(3) .117(10) Uiso d . 1 . H H23 .088(3) .161(3) .483(3) .120(10) Uiso d . 1 . H H24 .315(3) .129(3) .589(3) .118(10) Uiso d . 1 . H H25 .456(3) .252(3) .529(2) .106(9) Uiso d . 1 . H loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C .0033 .0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H .0000 .0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N .0061 .0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O .0106 .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 _geom_angle_publ_flag C18 O2 C19 115.84(15) yes C13 O4 C14 122.15(14) yes C7 O5 HO5 103.4(18) yes C18 N1 C12 125.50(14) yes C18 N1 C9 121.52(14) yes C12 N1 C9 112.81(14) yes C6 C1 C2 121.3(2) ? C6 C1 H1 119.3(13) ? C2 C1 H1 119.4(13) ? C3 C2 C1 120.3(3) ? C3 C2 H2 116.6(18) ? C1 C2 H2 123.1(19) ? C2 C3 C4 119.6(2) ? C2 C3 H3 119.5(17) ? C4 C3 H3 120.9(17) ? C3 C4 C5 120.0(3) ? C3 C4 H4 122.7(16) ? C5 C4 H4 117.2(16) ? C6 C5 C4 121.2(2) ? C6 C5 H5 119.5(15) ? C4 C5 H5 119.3(15) ? C1 C6 C5 117.6(2) ? C1 C6 C7 121.3(2) yes C5 C6 C7 121.0(2) yes O5 C7 C6 111.6(2) yes O5 C7 C8 106.7(2) yes C6 C7 C8 112.1(2) yes O5 C7 H7 110.3(10) ? C6 C7 H7 108.4(10) ? C8 C7 H7 107.6(10) ? C7 C8 C9 112.6(2) yes C7 C8 H81 109.2(11) ? C9 C8 H81 108.3(11) ? C7 C8 H82 109.2(11) ? C9 C8 H82 109.4(11) ? H81 C8 H82 108.1(17) ? N1 C9 C10 101.87(14) yes N1 C9 C8 111.8(2) yes C10 C9 C8 114.1(2) yes N1 C9 H9 109.5(9) ? C10 C9 H9 110.4(10) ? C8 C9 H9 109.0(9) ? C11 C10 C9 105.6(2) yes C11 C10 H101 106.6(11) ? C9 C10 H101 108.4(13) ? C11 C10 H102 115.4(13) ? C9 C10 H102 111.9(13) ? H101 C10 H102 108.5(18) ? C10 C11 C12 102.6(2) yes C10 C11 H111 114.3(12) ? C12 C11 H111 112.1(12) ? C10 C11 H112 106.0(11) ? C12 C11 H112 109.5(12) ? H111 C11 H112 111.8(17) ? N1 C12 C13 111.45(14) yes N1 C12 C11 102.45(15) yes C13 C12 C11 113.8(2) yes N1 C12 H12 113.1(10) ? C13 C12 H12 108.3(10) ? C11 C12 H12 107.6(10) ? O3 C13 O4 126.3(2) yes O3 C13 C12 124.3(2) yes O4 C13 C12 109.43(15) yes O4 C14 C16 103.1(2) no O4 C14 C15 108.1(2) no C16 C14 C15 109.9(3) no O4 C14 C17 110.0(2) no C16 C14 C17 112.7(3) no C15 C14 C17 112.5(3) no C14 C15 H151 106.(2) ? C14 C15 H152 108.8(15) ? H151 C15 H152 107.(3) ? C14 C15 H153 105.(2) ? H151 C15 H153 115.(3) ? H152 C15 H153 115.(3) ? C14 C16 H161 108.3(15) ? C14 C16 H162 105.(2) ? H161 C16 H162 109.(3) ? C14 C16 H163 101.(3) ? H161 C16 H163 114.(4) ? H162 C16 H163 119.(4) ? C14 C17 H171 107.8(19) ? C14 C17 H172 109.5(16) ? H171 C17 H172 113.(3) ? C14 C17 H173 99.0(18) ? H171 C17 H173 126.(3) ? H172 C17 H173 101.(3) ? O1 C18 N1 125.2(2) yes O1 C18 O2 122.9(2) yes N1 C18 O2 111.89(15) yes O2 C19 C20 108.4(2) yes O2 C19 H191 113.9(16) ? C20 C19 H191 112.1(15) ? O2 C19 H192 108.0(16) ? C20 C19 H192 114.8(16) ? H191 C19 H192 100.(2) ? C21 C20 C25 118.0(2) ? C21 C20 C19 121.8(2) yes C25 C20 C19 120.2(2) yes C20 C21 C22 120.9(3) ? C20 C21 H21 116.3(17) ? C22 C21 H21 122.7(17) ? C23 C22 C21 120.1(3) ? C23 C22 H22 124.3(16) ? C21 C22 H22 115.6(16) ? C24 C23 C22 119.6(3) ? C24 C23 H23 118.8(17) ? C22 C23 H23 121.0(17) ? C23 C24 C25 120.3(3) ? C23 C24 H24 121.4(17) ? C25 C24 H24 118.2(17) ? C20 C25 C24 121.0(3) ? C20 C25 H25 117.2(16) ? C24 C25 H25 121.7(16) ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag O1 C18 . 1.217(2) yes O2 C18 . 1.352(2) yes O2 C19 . 1.444(3) yes O3 C13 . 1.194(2) yes O4 C13 . 1.325(2) yes O4 C14 . 1.481(2) yes O5 C7 . 1.418(2) yes O5 HO5 . .84(3) yes N1 C18 . 1.334(2) yes N1 C12 . 1.457(2) yes N1 C9 . 1.487(2) yes C1 C6 . 1.368(3) ? C1 C2 . 1.380(3) ? C1 H1 . .96(2) ? C2 C3 . 1.351(4) ? C2 H2 . .93(3) ? C3 C4 . 1.367(4) ? C3 H3 . .89(3) ? C4 C5 . 1.380(3) ? C4 H4 . .88(2) ? C5 C6 . 1.373(3) ? C5 H5 . .91(2) ? C6 C7 . 1.513(3) yes C7 C8 . 1.523(3) yes C7 H7 . .97(2) ? C8 C9 . 1.526(3) yes C8 H81 . .95(2) ? C8 H82 . .94(2) ? C9 C10 . 1.524(3) yes C9 H9 . .98(2) ? C10 C11 . 1.515(3) yes C10 H101 . 1.06(2) ? C10 H102 . .90(2) ? C11 C12 . 1.522(3) yes C11 H111 . .95(2) ? C11 H112 . 1.09(2) ? C12 C13 . 1.519(3) yes C12 H12 . .95(2) ? C14 C16 . 1.505(4) no C14 C15 . 1.507(4) no C14 C17 . 1.507(4) no C15 H151 . .89(4) ? C15 H152 . .96(3) ? C15 H153 . 1.01(4) ? C16 H161 . 1.06(3) ? C16 H162 . 1.01(3) ? C16 H163 . .87(5) ? C17 H171 . 1.02(3) ? C17 H172 . .93(3) ? C17 H173 . 1.06(4) ? C19 C20 . 1.488(3) yes C19 H191 . .94(3) ? C19 H192 . .99(3) ? C20 C21 . 1.368(3) ? C20 C25 . 1.375(3) ? C21 C22 . 1.380(4) ? C21 H21 . .86(3) ? C22 C23 . 1.368(4) ? C22 H22 . 1.00(3) ? C23 C24 . 1.350(4) ? C23 H23 . .99(3) ? C24 C25 . 1.379(4) ? C24 H24 . .98(3) ? C25 H25 . 1.00(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 C6 C1 C2 C3 0.9(4) C1 C2 C3 C4 -1.7(4) C2 C3 C4 C5 1.4(4) C3 C4 C5 C6 -0.3(4) C2 C1 C6 C5 0.2(3) C2 C1 C6 C7 179.2(2) C4 C5 C6 C1 -0.5(3) C4 C5 C6 C7 -179.5(2) C1 C6 C7 O5 -120.2(2) C5 C6 C7 O5 58.8(2) C1 C6 C7 C8 120.1(2) C5 C6 C7 C8 -60.9(2) O5 C7 C8 C9 58.0(2) C6 C7 C8 C9 -179.5(2) C18 N1 C9 C10 -177.4(2) C12 N1 C9 C10 -1.9(2) C18 N1 C9 C8 60.4(2) C12 N1 C9 C8 -124.1(2) C7 C8 C9 N1 -177.3(2) C7 C8 C9 C10 67.8(2) N1 C9 C10 C11 24.6(2) C8 C9 C10 C11 145.3(2) C9 C10 C11 C12 -37.8(2) C18 N1 C12 C13 -83.7(2) C9 N1 C12 C13 101.0(2) C18 N1 C12 C11 154.2(2) C9 N1 C12 C11 -21.1(2) C10 C11 C12 N1 35.2(2) C10 C11 C12 C13 -85.3(2) C14 O4 C13 O3 -4.0(3) C14 O4 C13 C12 176.4(2) N1 C12 C13 O3 4.0(3) C11 C12 C13 O3 119.3(2) N1 C12 C13 O4 -176.39(13) C11 C12 C13 O4 -61.1(2) C13 O4 C14 C16 -175.0(3) C13 O4 C14 C15 68.7(2) C13 O4 C14 C17 -54.6(3) C12 N1 C18 O1 -172.8(2) C9 N1 C18 O1 2.1(3) C12 N1 C18 O2 6.0(2) C9 N1 C18 O2 -179.10(15) C19 O2 C18 O1 -3.8(3) C19 O2 C18 N1 177.3(2) C18 O2 C19 C20 -158.6(2) O2 C19 C20 C21 45.1(3) O2 C19 C20 C25 -137.1(2) C25 C20 C21 C22 0.4(4) C19 C20 C21 C22 178.2(2) C20 C21 C22 C23 -0.2(4) C21 C22 C23 C24 -0.3(4) C22 C23 C24 C25 0.7(4) C21 C20 C25 C24 0.0(4) C19 C20 C25 C24 -177.9(2) C23 C24 C25 C20 -0.5(4) loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 ChemSpider 21186371 2 PubChem 101698923