2-氯-2-氧代乙酸苄酯

2-((3-phenyl-1-(phenylsulfonyl)propyl)thio)pyridine

4-(4-methylphenylmethylene)-2-(2-phenylethylene)-1,3-oxathiolan-5-one

乙酸乙酯

3-氯丙酸乙酯