6-(2-fluorophenyl)-6-oxohexanoic acid

6-(2-iodophenyl)-6-oxohexanoic acid

4-(2-Iodophenyl)-4-oxobutyric acid

6-(4-iodophenyl)-6-oxohexanoic acid

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

7-oxo-7-(3-trifluoromethylphenyl)heptanoic acid

8-(2,3-dichlorophenyl)-8-oxooctanoic acid

6-(2,4-Dichlorophenyl)-6-oxohexanoic acid

6-(4-Ethylphenyl)-6-oxohexanoic acid

6-oxo-6-(4-n-pentylphenyl)hexanoic acid

6-(4-hexylphenyl)-6-oxohexanoic acid