1-羟基甲基苯并咪唑

2-phenyl-2H-benzo[4,5]imidazo[1,2-d][1,2,4]thiadiazol-3-one

2-ethyl-1,2,4-thiadiazolo[4,5-a]benzimidazole-3(2H)-one

2-cyclohexylbenzimidazo(1,2-d)(1,2,4)thiadiazol-3(2H)-one