1-(5-溴-1H-吲哚-2-基)乙酮

6,7-二甲基-2(1H)-蝶啶酮

2,3-dimethylnaphtho[3,2-f]quinoxaline-7,12-dione

5,6-二甲基-3-氧代-3,4-二氢吡嗪-2-羧酰胺

dibutyl 3-oxobutan-2-yl phosphate