Synonyms: 19-bromo-2-(bromomethyl)-1-methoxy-4,9-cyclo-9,10-secoandrosta-1(10),2,4-trien-17-one;AC1Q27OA;AC1L4S87;53464-61-2;AR-1C1257;2,4-Bis(bromomethyl)estrone methyl ether;2,4-Bis(bromomethyl)-3-methoxy-1,3,5(10)-estratrien-17-one;(8R,9S,13S,14S)-2,4-bis(bromomethyl)-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-one