1-(4-Fluorophenyl)-2-hydroxy-4-(4-(2-pyridyl)-1-piperazinyl)-1-butanone 4'-Fluoro-2-hydroxy-4-(4-(2-pyridyl)-1-piperazinyl)butyrophenone 5-23-03-00042 (Beilstein Handbook Reference) 51037-58-2 BRN 0846370 BUTYROPHENONE, 4'-FLUORO-2-HYDROXY-4-(4-(2-PYRIDYL)-1-PIPERAZINYL)-