二乙酰乙酸乙酯

3,5-二甲基-1,2-二氧戊环-3,5-二醇

5-hydroperoxy-3,5-dimethyl-1,2-dioxolan-3-ol

3-[2-(3-methyl-4-nitro-1,2-oxazol-5-yl)-1-phenylethyl]pentane-2,4-dione

乙酰氯