6-benzoyl-5-(2-nitro-benzyl)-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline
6-benzyl-5-(2-nitro-benzyl)-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline
5-(2-amino-benzyl)-6-benzoyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline
2-(6-benzyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl)-aniline