| 1-(2-methylphenyl)-3-(1-(2-propenyl)-4-piperidinyl)-isoquinolin ethanedioat |
| 1-(2-methylphenyl)-3-(1-(2-propenyl)-4-piperidinyl)isoquinoline ethanedioate |
| 3-(1-allyl-4-piperidinyl)-1-o-tolyl isoquinoline oxalate |
| 1-(2-methylphenyl)-3-(1-(2-propenyl)-4-piperidinyl)-isoquinolin ethanedioate |
