1-(o-Chlorophenyl)-4-(3,4,5-trimethoxybenzoylethyl)piperazine hydrochloride 16785-22-1 3-(4-(o-Chlorophenyl)piperazinyl)-3',4',5'-trimethoxypropiophenone hydrochloride Piperazine, 1-(o-chlorophenyl)-4-(3,4,5-trimethoxybenzoylethyl)-, hydrochloride Propiophenone, 3-(4-(o-chlorophenyl)piperazinyl)-3',4',5'-trimethoxy-, hydrochloride