4-(2,4-Dimethoxyphenyl)-2,2-dimethyl-4-oxobutyric acid

7-(2-chlorophenyl)-7-oxoheptanoic acid

ethyl 6-(3-bromophenyl)-6-oxohexanoate

ethyl 4-(2,5-dimethylphenyl)-4-oxobutyrate

ETHYL 5-(4-METHOXYPHENYL)-5-OXOVALERATE

Ethyl 5-(3,5-dimethyl-4-methoxyphenyl)-5-oxovalerate

ethyl 8-(2-bromophenyl)-8-oxooctanoate

ethyl 7-(2-methylphenyl)-7-oxoheptanoate

ethyl 8-(3,5-dimethylphenyl)-8-oxooctanoate

ethyl 5-(3,4-difluorophenyl)-5-oxovalerate

ethyl 4-oxo-4-(3,4,5-trifluorophenyl)butyrate