1,3-diacetyl-4,5-diphenylimidazol-2-one

N,S-二乙酰基-L-半胱氨酸甲酯

ethyl 3-acetamido-5-phenylthiophene-2-carboxylate

五甲基苯乙酮

N-[4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)phenyl]sulfonylacetamide