5,8-dimethoxy-2,3-diphenylquinoxaline

1-benzyl-4,7-dimethoxybenzimidazole

1,3-dihydro-2,1,3-benzothiadiazole-4,7-dione

5,10-dihydrophenazine-1,4-dione

4,7-二甲氧基苯并-2,1,3-噻二唑