10-(3,4-Dimethylpiperazino)-8-methylthio-10,11-dihydrodibenzo(b,f)thiepin maleate 4-(10,11-Dihydro-8-(methylthio)dibenzo(b,f)thiepin-10-yl)-1,2-dimethylpiperazine maleate 61015-13-2 Piperazine, 4-(10,11-dihydro-8-(methylthio)dibenzo(b,f)thiepin-10-yl)-1,2-dimethyl-, (Z)-2-butenedioate (1:1)