3-Benzyloxy-4,5-alpha-epoxy-14-hydroxy-17-methylmorphinan-6-one 7,8-Dihydro-3-O-benzyl-14-hydroxymorphinone Morphinan-6-one, 3-benzyloxy-4,5-alpha-epoxy-14-hydroxy-17-methyl- Morphinone, 7,8-dihydro-3-O-benzyl-14-hydroxy- QD2144000 RAM-350