(+-)-1-(2-(6,11-Dihydrodibenz(b,e)oxepin-6-yl)ethyl)-4-methylpiperazine dihydrochloride 86640-24-6 Piperazine, 1-(2-(6,11-dihydrodibenz(b,e)oxepin-6-yl)ethyl)-4-methyl-, dihydrochloride, (+-)-