1-(4'-Oxo-4-(p-fluorophenyl)-n-butyl-1')-4-acetyl-4-(m-hydroxyphenyl)-piperidine 1-Butanone, 4-(4-acetyl-4-(3-hydroxyphenyl)-1-piperdinyl)-1-(4-fluorophenyl)- 34435-50-2 4-(4-Acetyl-4-(3-hydroxyphenyl)-1-piperidinyl)-1-(4-fluorophenyl)-1-butanone Butyrophenone, 4-(4-acetyl-4-(m-hydroxyphenyl)piperidino)-4'-fluoro- MR 560