1-(2-(s-Hydrindacen-4-yl)ethyl)-4-(2-hydroxyethyl)piperazine dihydrochloride hemihydrate 1-Piperazineethanol, 4-(2-(1,2,3,5,6,7-hexahydro-s-indacen-4-yl)ethyl)-, hydrochloride, hydrate (2:4:1) 82875-66-9 VUFB-12243