Synonyms: BRN 4947278;Codeinone, 14-hydroxy-, propionate;Morphinan-6-one, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-14-(1-oxopropoxy)-, (5alpha)-;981-01-1;Morphinan-6-one, 7,8-didehydro-4,5-alpha-epoxy-14-hydroxy-3-methoxy-17-methyl-, propionate (ester);Morphinan-6-one, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-14-(1-oxopropoxy)-, (5-alpha)-;LS-92111;Morphinan-6-one, 7,8-didehydro-4,5-epoxy-3- methoxy-17-methyl-14-(1-oxopropoxy)-, (5?)-