2-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydro-1H-isoquinoline

6,7-dimethoxy-1-(3',4'-dimethoxyphenyl)-2-nitroso-1,2,3,4-tetrahydroisoquinoline

2-bromo-N-(3,4-dimethoxybenzylidene)aniline

1-(3,4-dimethoxyphenyl)-2-phenoxy-1-ethanol

1-(3',4'-Dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydro-N-methyl-isochinolin-ion