Synonyms: 2H-10,4a-Iminoethanophenanthren-6-ol,11-allyl-1,3,4,9,10,10a-hexahydro- (6CI); Morphinan-3-ol, 17-(2-propenyl)-(9CI); Morphinan-3-ol, 17-allyl- (8CI); (-)-3-Hydroxy-N-allylmorphinan;17-Allylmorphinan-3-ol; Levallorphan; MCL 113; N-Allyl-3-hydroxymorphinan;l-N-Allyl-3-hydroxymorphinan