Synonyms: 6,14-Ethenomorphinan-7-methanol,17-(cyclopropylmethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-a,a-dimethyl-, hydrochloride, (5a,7a)- (9CI); 6,14-endo-Ethanotetrahydrooripavine,21-cyclopropyl-7a-(1-hydroxy-1-methylethyl)-,hydrochloride (8CI); Diprenorphine hydrochloride; Revivon