1-(8-Chloro-10,11-dihydro-3-methoxydibenzo(b,f)thiepin-10-yl)-4-methylpiperazine dimaleate 56096-67-4 Piperazine, 1-(8-chloro-10,11-dihydro-3-methoxydibenzo(b,f)thiepin-10-yl)-4-methyl-, (Z)-2-butenedioate (1:2)