| 1-propyl-3-(3-(trifluoromethyl)phenyl)-piperidin ethanedioate (1:1) |
| 1-propyl-3-(3-(trifluoromethyl)phenyl)piperidine ethanedioate (1:1) |
| n-propyl-3-(m-trifluoromethylphenyl)piperidine oxalate |
| 1-propyl-3-(3-(trifluoromethyl)phenyl)-piperidinethanedioate (1:1) |