1-benzylpyridin-1-ium-3-carboxamide

2,3,6,7-tetramethylanthracene-9,10-dione

5,8-二甲氧基-1,4-萘二酮

6,7-dimethylnaphthalene-1,4-dione

2-(thiolan-1-ium-1-yl)benzene-1,4-diol,chloride