(5alpha)-6,7,8,14-Tetradehydro-4,5-epoxy-3,6-dimethoxy-17-methylmorphinan hydrochloride 6,7,8,14-Tetradehydro-4,5-alpha-epoxy-3,6-dimethoxy-17-methylmorphinan hydrochloride 850-57-7 EINECS 212-704-7 Morphinan, 6,7,8,14-tetradehydro-4,5-alpha-epoxy-3,6-dimethoxy-17-methyl-, hydrochloride Morphinan, 6,7,8,14-tetradehydro-4,5alpha-epoxy-3,6-dimethoxy-17-methyl-, hydrochloride (8CI) NSC 11428 Thebain hydrochlorid [German] Thebaine hydrochloride