Synonyms: 2,6-Methano-3-benzazocin-8-ol,1,2,3,4,5,6-hexahydro-6,11-dimethyl-, [2R-(2a,6a,11R*)]-; 2,6-Methano-3-benzazocin-8-ol,1,2,3,4,5,6-hexahydro-6,11-dimethyl-, cis-(-)- (8CI);(-)-2'-Hydroxy-5,9-dimethyl-6,7-benzomorphan; (-)-N-Normetazocine;(-)-Normetazocine