(5alpha)-17-(Cyclopropylmethyl)-4,5-epoxy-6-methylenemorphinon-3,14-diol 17-(Cyclopropylmethyl)-4,5alpha-epoxy-6-methylenemorphinan-3,14-diol 55096-26-9 58895-64-0 6-Desoxy-6-methylenenaltrexone 9a-(Cyclopropylmethyl)-4,5alpha-epoxy-6-methylen-3,14-morphinandiol HSDB 6761 JF 1 JF-1 Morphinan-3,14-diol, 17-(cyclopropylmethyl)-4,5-epoxy-6-methylene-, (5alpha)- NALMEFENE Nalmefene [USAN:BAN:INN] Nalmefeno [INN-Spanish] Nalmefenum [INN-Latin] Nalmetrene Nalmetreno [INN-Spanish] Nalmetrenum [INN-Latin] ORF 11676