data_2000309 _journal_name_full 'Acta Cryst. C' _journal_year 1991 _journal_volume 47 _journal_page_first 1312 _journal_page_last 1313 loop_ _publ_author_name 'Farrugia, L.J.' 'Peacock, R.D.' _chemical_formula_sum 'C15 H35 Br2 N3 Ni1 O4' _symmetry_cell_setting orthorhombic _symmetry_space_group_name_H-M 'P212121' _symmetry_space_group_name_Hall ? _cell_length_a 9.7046(9) _cell_length_b 13.742(3) _cell_length_c 16.2850(10) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 2171.8(5) _cell_formula_units_Z 4 _exptl_crystal_density_diffrn 1.65 _exptl_crystal_density_meas ? _exptl_crystal_F_000 1104 _exptl_absorpt_coefficient_mu 4.565 _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 _atom_site_U_iso_or_equiv Ni .61228(7) .24414(6) .75593(5) .020 Br1 .69545(10) .15723(8) .35046(6) .059 Br2 .07062(11) .08494(7) 1.00001(6) .069 O1 .7537(4) .3577(3) .7654(3) .030 O2 .5170(5) .3087(3) .6558(3) .032 O3 .4801(5) .3090(3) .8390(3) .029 O4 .8884(6) .4287(6) .6398(4) .106 N1 .7535(6) .1793(4) .8328(3) .029 N2 .6960(6) .1612(4) .6628(3) .030 N3 .4865(6) .1267(4) .7804(4) .034 C10 .8683(7) .3375(6) .8187(5) .038 C11 .9095(9) .4294(7) .8635(6) .066 C12 .8232(7) .2608(6) .8756(4) .035 C13 .8479(8) .1187(6) .7826(5) .036 C14 .8414(8) .1426(6) .6894(5) .040 C20 .5524(8) .2668(6) .5762(4) .040 C21 .5555(9) .3434(7) .5127(4) .059 C22 .6884(8) .2194(6) .5869(4) .042 C23 .6186(9) .0685(5) .6577(5) .048 C24 .4742(9) .0776(6) .6973(5) .051 C30 .3733(7) .2421(6) .8701(4) .037 C31 .2431(8) .2985(6) .8856(5) .048 C32 .3561(7) .1654(6) .8087(5) .038 C33 .5550(8) .0660(5) .8419(5) .048 C34 .6679(8) .1195(5) .8901(5) .039 H1 .80159 .38592 .70373 .050 H2 .43633 .31995 .65313 .050 H3 .52231 .32913 .89052 .050 H4 .89826 .43507 .58977 .050 H5 .97864 .42478 .64216 .050 H10 .94862 .31467 .78537 .050 H11A .98952 .41533 .90033 .050 H11B .82926 .45228 .89680 .050 H11C .93504 .48124 .82314 .050 H12A .90328 .23510 .90759 .050 H12B .75605 .29133 .91445 .050 H13A .82498 .04866 .79204 .050 H13B .94428 .13119 .80158 .050 H14A .90035 .20017 .67604 .050 H14B .87612 .08484 .65823 .050 H20 .48272 .21628 .56110 .050 H21A .58062 .31333 .45882 .050 H21B .62518 .39396 .52782 .050 H21C .46279 .37477 .50859 .050 H22A .70547 .17555 .53897 .050 H22B .76087 .27110 .58801 .050 H23A .67009 .01639 .68760 .050 H23B .60950 .04957 .59866 .050 H24A .41613 .11970 .66110 .050 H24B .42938 .01238 .71273 .050 H30 .40495 .21222 .92280 .050 H31A .17090 .25304 .90677 .050 H31B .21143 .32834 .83288 .050 H31C .25975 .35135 .92664 .050 H32A .30199 .11096 .83352 .050 H32B .30403 .19220 .76075 .050 H33A .59875 .00976 .81301 .050 H33B .48466 .04089 .88145 .050 H34A .62347 .16302 .93161 .050 H34B .72717 .07103 .91928 .050