3-(1-Oxo-2-phenylethyl)benzoic acid

8-(4-bromo-2-methylphenyl)-8-oxooctanoic acid

9-methyl-8-oxodecanoic acid

8-(3-iodophenyl)-8-octanoic acid

4-(2,3-Dichlorophenyl)-4-oxobutyric acid

4-(2,4-Dichlorophenyl)-4-oxobutyric acid

6-(2,5-dichlorophenyl)-6-oxohexanoic acid

8-(4-ethylphenyl)-8-oxooctanoic acid

8-oxo-8-(4-n-pentylphenyl)octanoic acid

7-oxo-7-(4-n-propoxyphenyl)heptanoic acid

5-(4-hexyloxyphenyl)-5-oxovaleric acid