4-(4-Chloro-2-methoxyphenyl)-4-oxobutyric acid

5-(4-Chloro-2-methoxyphenyl)-5-oxovaleric acid

5-(2-Chloro-4,5-difluorophenyl)-5-oxovaleric acid

4-(3,4,5-Trichlorophenyl)-4-oxobutyric acid

4-(2,4,5-trimethoxyphenyl)-4-oxobutyric acid

7-(4-n-Butylphenyl)-7-oxoheptanoic acid

4-(3-Methyl-2-thienyl)-4-oxobutyric acid

5-(2,3,4,5,6-Pentamethylphenyl)-5-oxovaleric acid

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

3-Methyl-5-(2-methylphenyl)-5-oxovaleric acid

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

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

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

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

3-Methyl-5-(3-methyl-2-thienyl)-5-oxovaleric acid