5-(4-Bromophenyl)-5-oxovaleric acid

6-(3-Fluorophenyl)-6-oxohexanoic acid

7-(3-Methoxyphenyl)-7-oxoheptanoic acid

6-(3,4-difluorophenyl)-6-oxohexanoic acid

5-Oxo-5-(3-phenoxyphenyl)valeric acid

7-(1-naphthyl)-7-oxoheptanoic acid

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

8-oxo-8-(9-Phenanthryl)octanoic acid

8-(2-fluorophenyl)-8-oxooctanoic acid

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

8-cyclopentyl-8-oxooctanoic acid