1-(2-(1,4-Benzodioxanyl)methyl)-4-(2-(propionyloxy)ethyl)piperazine dihydrochloride 1-Piperazineethanol, 4-((2,3-dihydro-1,4-benzodioxin-2-yl)methyl)-, propanoate (ester), dihydrochloride 53073-89-5 CRL 4011