43182-92-9 8-(2-Pyridyloxy)-10-(4-methylpiperazino)-10,11-dihydrodibenzo(b,f)thiepin dimaleate 1/2H2O Piperazine, 1-(10,11-dihydro-8-(2-pyridinyloxy)dibenzo(b,f)thiepin-10-yl)-4-methyl-, (Z)-2-butenedioate, hydrate (2:4:1)