1-乙基苯并咪唑

3-乙基-2-苯并咪唑酮

1-ethyl-5-[[1-ethyl-2-(6-methylpyridin-2-yl)benzimidazol-5-yl]methyl]-2-(6-methylpyridin-2-yl)benzimidazole

1,3-diethyl-1-(2-nitrophenyl)-3-phenylurea