7-(3,4,5-trimethoxyphenyl)-7-oxoheptanoic acid

5-[3-(N,N-Dimethylamino)phenyl]-3-methyl-5-oxovaleric acid

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

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

3-Methyl-5-oxo-5-(3,4,5-trimethoxyphenyl)valeric acid

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

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

5-(3-Methoxy-4-methylphenyl)-3-methyl-5-oxovaleric acid

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

ethyl 8-(4-bromophenyl)-8-oxooctanoate

Ethyl-6-(4-fluorophenyl)-6-oxohexanoate