1-(10,11-Dihydrodibenzo(b,f)thiepin-10-yl)-4-ethylpiperazine maleate 10-(4-Ethylpiperazino)-10,11-dihydrodibenzo(b,f)thiepin maleate 4789-62-2 Piperazine, 1-(10,11-dihydrodibenzo(b,f)thiepin-10-yl)-4-ethyl-, maleate (1:1)