乙酰乙酸环己酯

N-(4-氯苄基)-3-氧代丁酰胺

(3R,4R)-3-acetyl-4-phenyl-1-propan-2-ylazetidin-2-one

6-methyl-2-phenyl-3-propan-2-yl-2H-1,3-oxazin-4-one

3-methylideneheptanoic acid