1-Piperazineethanol, 4-(10,11-dihydro-2-methyldibenzo(b,f)thiepin-10-yl)-, (Z)-2-butenedioate (1:1) (salt) 10-(4-(2-Hydroxyethyl)piperazino)-2-methyl-10,11-dihydrodibenzo(b,f)thiepin maleate 73129-63-2 VUFB13.753