2,2-Dimethyl-4-(3-fluoro-4-methoxyphenyl)-4-oxobutyric acid

8-(4-Chloro-2-methoxyphenyl)-8-oxooctanoic acid

5-(2-Chloro-6-fluorophenyl)-5-oxovaleric acid

5-(2,3,4,5-tetrafluorophenyl)-5-oxovaleric acid

8-(3,4,5-Trichlorophenyl)-8-oxooctanoic acid

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

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

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

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

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

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