Synonyms: 30835-59-7;AC1L4A4N;17H-Cyclopenta(a)phenanthren-17-one, 15,16-dihydro-11-hydroxy-7-methyl-, diethyl phosphate;diethyl (17-oxo-15,16-dihydrocyclopenta[a]phenanthren-11-yl) phosphate;diethyl 17-oxogona-1(10),2,4,6,8(14),9(11),12-heptaen-11-yl phosphate;Phosphoric acid, diethyl ester, ester with 15,16-dihydro-11-hydroxy-17H-cyclopenta(a)phenanthren-17-one