data_2000455 _journal_name_full 'Acta Cryst.' _journal_year 1992 _journal_volume C48 _journal_page_first 2009 _journal_page_last 2013 loop_ _publ_author_name 'Larsen, I.K.' 'Andersen, L.A.' 'Pedersen, B.F.' _chemical_formula_sum 'C15 H14 O3' _chemical_formula_weight 242.26 _symmetry_cell_setting triclinic _symmetry_space_group_name_H-M 'P -1' _symmetry_space_group_name_Hall ? _cell_length_a 5.9600(10) _cell_length_b 9.569(2) _cell_length_c 10.679(2) _cell_angle_alpha 96.82(2) _cell_angle_beta 98.32(2) _cell_angle_gamma 90.32(2) _cell_volume 598.2(3) _cell_formula_units_Z 2 _exptl_crystal_density_diffrn 1.345 _exptl_crystal_density_meas ? _exptl_crystal_F_000 256 _exptl_absorpt_coefficient_mu 0.087 _diffrn_radiation_type Mo _diffrn_radiation_wavelength 0.71073 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z O1 .8997(2) .13160(10) .07430(10) O2 .7028(2) .00040(10) -.15140(10) O4 .0799(2) .29300(10) -.12140(10) C1 .7166(3) .1761(2) .0297(2) C2 .5947(3) .1068(2) -.0928(2) C3 .3854(3) .1420(2) -.1435(2) C4 .2701(3) .2589(2) -.0773(2) C5 .2883(3) .4475(2) .1083(2) C6 .4027(3) .5212(2) .2186(2) C7 .6195(3) .4839(2) .2671(2) C8 .7225(3) .3709(2) .2062(2) C9 .6082(3) .2970(2) .0947(2) C1O .3908(3) .3357(2) .0445(2) C11 .2654(3) .0663(2) -.2671(2) C12 .3323(3) .1249(2) -.3820(2) C13 .2010(3) .1929(2) -.4650(2) C14 -.0430(3) .2250(2) -.4581(2) C15 .2910(3) .2422(2) -.5777(2) H2 .830(3) -.016(2) -.103(2) H5 .137(3) .473(2) .074(2) H6 .328(3) .602(2) .262(2) H7 .703(3) .535(2) .344(2) H8 .867(3) .342(2) .238(2) H12 .490(3) .110(2) -.394(2) H111 .307(3) -.037(2) -.269(2) H112 .105(3) .071(2) -.267(2) H141 -.103(3) .205(2) -.379(2) H142 -.142(3) .175(2) -.529(2) H143 -.071(3) .324(2) -.470(2) H151 .203(3) .197(2) -.662(2) H152 .460(3) .221(2) -.579(2) H153 .276(3) .345(2) -.575(2)