7-(2,3,4,5-tetrafluorophenyl)-7-oxoheptanoic acid

6-(2,3,4-trimethoxyphenyl)-6-oxohexanoic acid

5-(3-Ethoxyphenyl)-5-oxovaleric acid

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

5-(4-Methoxy-2-methylphenyl)-5-oxovaleric acid

5-(4-Methoxy-3-methylphenyl)-5-oxovaleric acid

5-[4-(N,N-Dimethylamino)phenyl]-3-methyl-5-oxovaleric acid

3-Methyl-5-(2-(methylthio)phenyl)-5-oxovaleric acid

5-(3-Ethoxyphenyl)-3-methyl-5-oxovaleric acid

2,2-Dimethyl-4-oxo-4-(4-n-propylphenyl)butyric acid

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