1-(m-Methoxyphenyl)-4-(3,4,5-trimethoxybenzoylethyl)piperazine hydrochloride 17755-74-7 3-(4-(m-Methoxyphenyl)piperazinyl)-3',4',5'-trimethoxypropiophenone hydrochloride Piperazine, 1-(m-methoxyphenyl)-4-(3,4,5-trimethoxybenzoylethyl)-, hydrochloride Propiophenone, 3-(4-(m-methoxyphenyl)piperazinyl)-3',4',5'-trimethoxy-, hydrochloride