1-(2-Pyridyl)-4-(3,4,5-trimethoxybenzoylmethyl)piperazine dihydrochloride 16785-32-3 2-(4-(2-Pyridyl)piperazinyl)-3',4',5'-trimethoxyacetophenone dihydrochloride ACETOPHENONE, 2-(4-(2-PYRIDYL)PIPERAZINYL)-3',4',5'-TRIMETHOXY-, DIHYDROCHLORIDE Piperazine, 1-(2-pyridyl)-4-(3,4,5-trimethoxybenzoylmethyl)-, dihydrochloride