5-(3,5-dimethylphenyl)cyclohexane-1,3-dione

diethyl 2-[(2,4-dinitrophenyl)methylidene]propanedioate

N,N,N',N'-四苄基丙二酰胺

5-(2,4,6-trichlorophenyl)cyclohexane-1,3-dione

diethyl 2-(1-benzofuran-2-ylmethylidene)propanedioate