data_2000191 _journal_name_full 'Acta Cryst. C' _journal_year 1991 _journal_volume 47 _journal_page_first 2472 _journal_page_last 2474 loop_ _publ_author_name 'Britton, D.' _chemical_formula_sum 'C8 Cl1 F3 N2' _chemical_formula_weight 216.55 _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M 'P 1 21/c 1' _symmetry_space_group_name_Hall '-P 2ybc' _cell_length_a 10.266(3) _cell_length_b 14.848(6) _cell_length_c 11.537(3) _cell_angle_alpha 90 _cell_angle_beta 108.83(3) _cell_angle_gamma 90 _cell_volume 1664(2) _cell_formula_units_Z 8 _exptl_crystal_density_diffrn 1.728(2) _exptl_crystal_density_meas ? _exptl_crystal_F_000 848 _exptl_absorpt_coefficient_mu 0.460 _diffrn_radiation_type Mo _diffrn_radiation_wavelength 0.71069 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z C1A .8122(3) .3335(3) .4829(3) C2A .7432(3) .3059(2) .5618(3) C3A .6775(3) .3655(3) .6151(3) C4A .6827(3) .4555(3) .5874(3) C5A .7512(3) .4872(2) .5104(3) C6A .8140(3) .4245(3) .4604(3) C11A .8816(4) .2704(3) .4278(4) N1A .9359(4) .2224(3) .3845(4) F2A .7424(2) .21850(10) .5877(2) C13A .6049(4) .3356(3) .6970(4) N3A .5488(4) .3126(3) .7587(4) F4A .6171(2) .5148(2) .6362(2) Cl5A .75690(10) .59955(8) .47930(10) F6A .8834(2) .45220(10) .38710(10) C1B .6363(3) .9100(2) .4803(3) C2B .6493(3) .8376(2) .5574(3) C3B .7600(3) .8280(2) .6622(3) C4B .8613(3) .8941(2) .6877(3) C5B .8558(3) .9667(2) .6124(3) C6B .7419(3) .9729(2) .5096(3) C11B .5177(4) .9215(3) .3731(3) N1B .4222(4) .9322(3) .2921(3) F2B .5529(2) .77430(10) .5289(2) C13B .7727(4) .7525(3) .7428(3) N3B .7853(4) .6941(3) .8086(4) F4B .9682(2) .88580(10) .7893(2) Cl5B .98390(10) 1.04481(7) .64540(10) F6B .7304(2) 1.0427(2) .4349(2)