Synonyms: 6,7-Dimethoxy-4-(3,4-dimethoxybenzyl)isoquinoline methanesulfonate;ISOQUINOLINE, 6,7-DIMETHOXY-4-(3,4-DIMETHOXYBENZYL)-, METHANESULFONATE;61189-93-3;AC1L2A5I;LS-85562;4-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinolin-2-ium; methanesulfonate