1-(8-Chloro-10,11-dihydrodibenzo(b,f)selenepin-10-yl)-4-methylpiperazine maleate 24495-43-0 8-Chloro-10-(4-methylpiperazino)-10,11-dihydrodibenzo(b,f)selenepin maleate Piperazine, 1-(8-chloro-10,11-dihydrodibenzo(b,f)selenepin-10-yl)-4-methyl-, maleate (1:1)