5,6,7-trimethoxyisoquinoline
5,6,7-trimethoxyisoquinoline-8-carboxaldehyde
ethyl 2-benzoyl-1-cyano-8-ethoxycarbonyl-5,6,7-trimethoxy-1,2-dihydroisoquinoline-1-ethanoate
ethyl 2-benzoyl-1-cyano-5,6,7-trimethoxy-1-methyl-1,2-dihydroisoquinoline-8-carboxylate
ethyl 2-benzoyl-1-cyano-5,6,7-trimethoxy-1,2-dihydroisoquinoline-8-carboxylate