Ethyl 7-oxo-7-phenylheptanoate

Ethyl 4-(3,4-dimethylphenyl)-4-oxobutyrate

Ethyl 4-(2-bromophenyl)-4-oxobutyrate

Ethyl 5-(3-methylphenyl)-5-oxovalerate

Ethyl 8-(4-methylphenyl)-8-oxooctanoate

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

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

ethyl 5-oxo-5-(4-phenoxyphenyl)valerate

Ethyl 7-oxo-7-(3-phenoxyphenyl)heptanoate

ethyl 7-(1-naphthyl)-7-oxoheptanoate

ethyl 6-(2-naphthyl)-6-oxohexanoate

Ethyl 4-(2,3-difluorophenyl)-4-oxobutyrate

Ethyl 4-(2,5-difluorophenyl)-4-oxobutyrate

Ethyl 4-(3-cyanophenyl)-4-oxobutyrate

Ethyl 4-(4-biphenyl)-4-oxobutyrate