4-[4-(5-chloro-thiophen-2-yl)-phenyl]-4-oxo-butyric acid

methyl 4-oxo-4-(1,3-thiazol-2-ylamino)butanoate

甲基4-氧代月桂酸酯

花生酸甲酯

4-萘-2-基-4-氧代丁酸甲酯