Synonyms: 2,6-Methano-3-benzazocin-9-ol,1,2,3,4,5,6-hexahydro-3-(2-methoxypropyl)-6,11,11-trimethyl-, hydrochloride,[2R-[2a,3(R*),6a]]-;2,6-Methano-3-benzazocin-9-ol,1,2,3,4,5,6-hexahydro-3-[(2R)-2-methoxypropyl]-6,11,11-trimethyl-,hydrochloride, (2R,6S)- (9CI); BIII 277CL