(-)-17-(3-Methyl-2-butenyl)morphinan-3-ol 24921-64-0 2H-10,4a-Iminoethanophenanthren-6-ol, 1,3,4,9,10,10a-hexahydro-11-(3-methyl-2-butenyl)- (6CI) Morphinan, 3-hydroxy-N-(3-methyl-2-butenyl)- (8CI,9CI) Morphinan-3-ol, 17-(3-methyl-2-butenyl)-, (-)- Ro 4-0775/2