5,8-dihydroxy-6-methyl-2,3-dihydronaphthalene-1,4-dione

2-methyl-N,N'-bis(1-phenylethyl)butanediamide

3-甲基己烷-2,5-二酮

3-propan-2-ylidene-2-benzofuran-1-one

2-(2-methylpropanoyl)benzoic acid