4-(2-Bromophenyl)-4-oxobutyric acid

2,2-Dimethyl-4-(3-methoxyphenyl)-4-oxobutyric acid

5-Cyclohexyl-5-oxovaleric acid

4-Cyclopentyl-4-oxobutyric acid

6-Cyclopentyl-6-oxohexanoic acid

7-cyclobutyl-7-oxoheptanoic acid

7,7-Dimethyl-6-oxooctanoic acid

7-Oxo-nonanoic acid

7-Oxododecanoic acid

5-Oxo-6,6,6-trifluorohexanoic acid

3-Propionylbenzoic acid