2-[(4-chlorobenzoyl)amino]-3-methoxy-3-oxopropanoate

2-(4-氯苯基)-5-硝基苯并噁唑

5-(p-chlorobenzoyloxy)-3-methylisoxazole

2-(4-chlorobenzoyl)-3-methyl-1,2-oxazol-5-one

ethyl 3-[(4-chlorobenzoyl)amino]-5-methyl-4-oxohexanoate