6-(3-methylphenyl)-6-oxohexanoic acid

7-(2,5-difluorophenyl)-7-oxoheptanoic acid

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

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

2,2-dimethyl-4-oxo-4-(4-thiomethylphenyl)butryic acid

5-Cyclobutyl-5-oxovaleric acid

5-Cyclopropyl-5-oxovaleric acid

8-cyclopropyl-8-oxooctanoic acid

6,6-Dimethyl-5-oxoheptanoic acid

8-Oxododecanoic acid

6-Oxodecanoic acid