1-methyl-2-(5-nitroselenophen-2-yl)benzimidazole

5-(1-methylbenzimidazol-2-yl)selenophene-2-sulfonic acid

2-(5-bromoselenophen-2-yl)-1-methylbenzimidazole

2-(3,5-dibromoselenophen-2-yl)-1-methylbenzimidazole

[5-(1-methylbenzimidazol-2-yl)selenophen-2-yl]methanol