58083-24-2 N-(1-(4-(4-Fluorophenyl)-4-oxobutyl)-4-piperidinyl)-2-methylpropanamide monohydrochloride N-(3'-(p-Fluorobenzoyl)-n-propyl)-4-(isobutyrylamino)piperidine hydrochloride Propanamide, N-(1-(4-(4-fluorophenyl)-4-oxobutyl)-4-piperidinyl)-2-methyl-, monohydrochloride