2,6-Methano-3-benzazocin-11-alpha-ol, 1,2,3,4,5,6-hexahydro-3,6-dimethyl-8-methoxy-, hydrobromide 63903-78-6 beta-9-Hydroxy-2'-methoxy-5-methyl-2(N)-methyl-6,7-benzomorphan hydrobromide