Synonyms: BRN 5609796;15-Oxa-3-(cyclopentyloxy)-1,3,5(10)-estratrien-17-one;3-(Cyclopentyloxy)-15-oxaestra-1,3,5(10)-trien-17-one;15-Oxaestra-1,3,5(10)-trien-17-one, 3-(cyclopentyloxy)-;AC1L4GLY;LS-99393;(3aS,3bR,9bS,11aS)-7-cyclopentyloxy-11a-methyl-3b,4,5,9b,10,11-hexahydro-3aH-naphtho[1,2-g][1]benzofuran-1-one;49849-07-2