1-Butanone, 4-[4-(4-fluorobenzoyl)-1-piperidinyl]-1-(4-fluorophenyl)-, hydrochloride 24677-86-9 AHR 2277 AHR-2277 AHR2277 Butyrophenone, 4'-fluoro-4-[4-(p-fluorobenzoyl)piperidino]-, hydrochloride Lenperone hydrochloride NSC303301