Synonyms: Isoquinoline,1,2,3,4-tetrahydro-6,7-dimethoxy-1-(p-methoxybenzyl)-2-methyl-, (?à)- (8CI); Isoquinoline,1,2,3,4-tetrahydro-6,7-dimethoxy-1-[(4-methoxyphenyl)methyl]-2-methyl-, (?à)-; Isoquinoline,1,2,3,4-tetrahydro-6,7-dimethoxy-1-p-methoxybenzyl-2-methyl-, l- (5CI); (?à)-N,O,O-Trimethylcoclaurine; (?à)-O-Methylarmepavine; NSC 89826