3-苯基-2-吡咯烷酮

3-hydroxy-1,4-diphenylbutan-2-one

zinc,4-(dibenzylamino)-2-ethoxybenzenediazonium,tetrachloride

(2,5-dioxopyrrolidin-1-yl) 4-chlorobenzoate

N-benzyl-N-phenylacetamide