4-oxo-4-(9-Phenanthryl)butyric acid

4-(2-Fluorophenyl)-4-oxobutyric acid

8-(4-Biphenyl)-8-oxooctanoic acid

2,2-dimethyl-4-(2-methoxyphenyl)-4-oxobutyric acid

5,5-Dimethyl-4-oxohexanoic acid

4-Oxooctanoic acid

7-Oxo-nonanoic acid

5-Oxo-5-(4-pyridyl)valeric acid

4-(2-Oxo-2-phenylethyl)benzoic acid

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

6-Methyl-5-oxoheptanoic acid