19939-36-7 8-Chloro-10-(4-benzylpiperazino)-10,11-dihydrodibenzo(b,f)thiepin maleate hemihydrate Piperazine, 1-benzyl-4-(8-chloro-10,11-dihydrodibenzo(b,f)thiepin-10-yl)-, maleate, hydrate (2:2:1)