6-(2,3,4,5-tetrafluorophenyl)-6-oxohexanoic acid

6-(3,4,5-trimethoxyphenyl)-6-oxohexanoic acid

6-(4-n-Propylphenyl)-6-oxohexanoic acid

5-(2-(Methylthio)phenyl)-5-oxovaleric acid

4-(2,4,6-Trimethylphenyl)-4-oxobutyric acid

5-(2-Methoxy-5-methylphenyl)-5-oxovaleric acid

2,2-Dimethyl-4-(3-methylphenyl)-4-oxobutyric acid

2,2-Dimethyl-4-[3-(N,N-dimethylamino)phenyl]-4-oxobutyric acid

2,2-Dimethyl-4-(4-ethoxyphenyl)-4-oxobutyric acid

3-Methyl-5-oxo-5-(2,4,6-trimethylphenyl)valeric acid

2,2-Dimethyl-4-oxo-4-(2,3,4,5,6-pentamethylphenyl)butyric acid

4-(5-Chloro-2-thienyl)-2,2-dimethyl-4-oxobutyric acid

2,2-Dimethyl-4-(3,4-dimethylphenyl)-4-oxobutyric acid

5-(3-Fluoro-2-methylphenyl)-3-methyl-5-oxovaleric acid

5-(4-Fluoro-3-methylphenyl)-3-methyl-5-oxovaleric acid