(R)-1-(3-hydroxybenzyl)-6,7-methylenedioxy-2-methyl-1,2,3,4-tetrahydroisoquinoline

(R)-1-(3-hydroxybenzyl)-2-methyl-6,7,8-trimethoxy-1,2,3,4-tetrahydroisoquinoline

(S)-9-hydroxy-1,2,3-trimethoxyberbine

6-benzyloxy-1-[4-(3,4-dimethylpiperazin-1-yl)phenyl]-2-phenyl-1,2,3,4-tetrahydroisoquinoline

6-benzyloxy-1-[4-(4-methylpiperazin-1-yl)phenyl]-2-phenyl-1,2,3,4-tetrahydroisoquinoline