1-(6,11-Dihydrodibenzo(b,e)thiepin-11-yl)-4-(2-ethoxyethyl)piperazine oxalate 11-(4-(2-Ethoxyethyl)piperazino)-6,11-dihydrodibenzo(b,e)thiepin oxalate 96122-42-8 Piperazine, 1-(6,11-dihydrodibenzo(b,e)thiepin-11-yl)-4-(2-ethoxyethyl)-, ethanedioate (1:1)