Synonyms: Isoquinoline,1-(p-chlorophenethyl)-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl- (6CI,7CI,8CI);1-(p-Chlorophenethyl)-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methylisoquinoline;1-(p-Chlorophenethyl)-2-methyl-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline;1-(p-Chlorophenethyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline; ARC1-K-1; ARC I-K 1; Methopholine; Metofoline; Metopholine; NSC 169889; Ro 4-1778;Versidyne