8-(2,3,4-trimethoxyphenyl)-8-oxooctanoic acid

5-(3-Methyl-2-thienyl)-5-oxovaleric acid

5-(4-Methoxy-2-methylphenyl)-5-oxovaleric acid

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

5-(2-(Ethylthio)phenyl)-3-methyl-5-oxovaleric acid

5-(4-Isopropylphenyl)-3-methyl-5-oxovaleric acid

3-Methyl-5-oxo-5-(4-n-propylphenyl)valeric acid

3-Methyl-5-(3-methyl-2-thienyl)-5-oxovaleric acid

2,2-Dimethyl-4-(2,5-dimethylphenyl)-4-oxobutyric acid

5-(5-Fluoro-2-methylphenyl)-3-methyl-5-oxovaleric acid

5-(3,5-Dimethoxyphenyl)-3-methyl-5-oxovaleric acid