39841-88-8 8-(n-Butoxy)-10-(4-methylpiperazino)-10,11-dihydrodibenzo(b,f)thiepin dimethanesulfonate H2O Piperazine, 1-(8-butoxy-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-methyl-, methanesulfonate, hydrate (1:2:1)