4,7-Bis(5-bromothiophen-2-yl)benzo[c][1,2,5]selenadiazole
4-Nitro-2,1,3-benzoselenadiazole
4,7-Dibromobenzo[c][1,2,5]selenadiazole
4,9-Dibromonaphtho[2,3-c][1,2,5]selenadiazole
