| 4-(3-azaspiro(5.5)undec-3-yl)-4'-fluoro-butyrophenon hydrochloride |
| 3-((4-p-fluorophenyl-4-hydroxy)butyl)-3-azaspiro(5.5)undecane hydrochloride |
| 4-(3-azaspiro(5.5)undec-3-yl)-4'-fluoro-butyrophenone hydrochloride |
| 4-(3-azaspiro(5.5)undec-3-yl)-4'-fluoro-butyrophenonhydrochloride |
