6 7-dimethoxy-1-methyl-1 2 3 4-tetrahydroisoquinoline July 8, 2019 16 32 64 128 6 7-dimethoxy-1 2 3 4-tetrahydroisoquinoline 2-methyl-1 2 3 4-tetrahydroisoquinoline-4 6-diol 6 7-dimethoxy-3 4-dihydroisoquinoline 6-methyl-1 2 3 4-tetrahydroquinoline
