1-(8-Butyl-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-methylpiperazine methanesulfonate H2O 39841-86-6 Piperazine, 1-(8-butyl-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-methyl-, methanesulfonate, hydrate (2:2:1)