ethyl 4-oxo-1-phenylcyclohexane-1-carboxylate

2-苯基-缩苹果酸单乙基酯

N-butyl-2-phenylacetamide

2-hydroxy-3-phenylnaphthalene-1,4-dione

N,N-二甲基-2-苯基乙酰胺