7-(2,3,4-trimethoxyphenyl)-7-oxoheptanoic acid

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

2,2-Dimethyl-4-[3-(N,N-dimethylamino)phenyl]-4-oxobutyric acid

2,2-Dimethyl-4-[4-(N,N-Dimethylamino)phenyl]-4-oxobutyric acid

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

2,2-Dimethyl-4-oxo-4-(2,4,6-trimethylphenyl)butyric acid

2,2-Dimethyl-4-(3,5-dimethyl-4-methoxyphenyl)-4-oxobutyric acid

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

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

5-(2,4-Dimethylphenyl)-3-methyl-5-oxovaleric acid

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