1-(10,11-Dihydro-8-methyldibenz(b,f)oxepin-10-yl)-4-methylpiperazine maleate (1:2) 25558-81-0 8-Methyl-10-(4-methylpiperazino)-10,11-dihydrodibenz(b,f)oxepin bis(hydrogen maleate) Piperazine, 1-(10,11-dihydro-8-methyldibenz(b,f)oxepin-10-yl)-4-methyl-, maleate (1:2)