6-(3,5-ditrifluoromethylphenyl)-6-oxohexanoic acid

7-(2-bromophenyl)-7-oxoheptanoic acid

6-(3,5-Dichlorophenyl)-6-oxohexanoic acid

7-(3-methylphenyl)-7-oxoheptanoic acid

6-(3-chlorophenyl)-6-oxohexanoic acid

8-(3,4-difluorophenyl)-8-oxooctanoic acid

4-(3-Fluoro-4-methylphenyl)-4-oxobutyric acid

7-(2-methoxyphenyl)-7-oxoheptanoic acid

4-(2-Methoxyphenyl)-4-oxobutyric acid

5-(2-Naphthyl)-5-oxovaleric acid

7-oxo-7-(9-Phenanthryl)heptanoic acid