1-(6,7-Dichloro-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-methylpiperazine maleate 3,4-Dichloro-11-(4-methylpiperazino)-10,11-dihydrodibenzo(b,f)thiepin maleate 79962-28-0 Piperazine, 1-(6,7-dichloro-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-methyl-, (Z)-2-butenedioate (1:1)