1-Phenyl-4-(3,4,5-trimethoxybenzoylethyl)piperazine hydrochloride 17755-72-5 3-(4-Phenylpiperazinyl)-3',4',5'-trimethoxypropiophenone hydrochloride Piperazine, 1-phenyl-4-(3,4,5-trimethoxybenzoylethyl)-, hydrochloride Propiophenone, 3-(4-phenylpiperazinyl)-3',4',5'-trimethoxy-, hydrochloride