2,6-Methano-3-benzazocin-8-ol, 1,2,3,4,5,6-hexahydro-3,11-dimethyl-6-phenyl-, hydrochloride, (-)- 21141-28-6 3,11-DIMETHYL-1,2,3,4,5,6-HEXAHYDRO-6-PHENYL 2,6-METHANO-3-BENZAZOCIN-8-OL HYDRO GPA 1657 l-1,2,3,4,5,6-Hexahydro-3,11-beta-dimethyl-6-phenyl-2,6-methano-3-benzacocin-8-ol HCl