1-Piperazineethanol, 4-((8-methylfuro(2,3-g)-1,4-benzodioxin-7-yl)carbonyl)-, hydrochloride 35689-05-5 4-((8-Methylfuro(2,3-g)-1,4-benzodioxin-7-yl)carbonyl)-1-piperazineethanol hydrochloride