chrysen-6-yl acetate

[acetyloxy-(4-oxochromen-3-yl)methyl] acetate

3-(4-溴-2-氟苯基)-5-甲基-1,2,4-噁二唑

4’-溴-2-羟基苯乙酮乙酸酯

4-acetamidobenzene-1,3-dicarboxylic acid