(Methylenedioxy-3',4'phenyl)-1 oxo-2 piperazinocarbonyl-4 pyrrolidine chlorhydrate [French] 1-((1-(1,3-Benzodioxol-5-yl)-5-oxo-3-pyrrolidinyl)carbonyl)piperazine hydrochloride 38160-25-7 Piperazine, 1-((1-(1,3-benzodioxol-5-yl)-5-oxo-3-pyrrolidinyl)carbonyl)-, hydrochloride