ethyl 8-(2,5-dimethylphenyl)-8-oxooctanoate

ethyl 6-(3,5-ditrifluoromethylphenyl)-6-oxohexanoate

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

Ethyl 5-(2-bromophenyl)-5-oxovalerate

Ethyl 8-(3,5-dimethyl-4-methoxyphenyl)-8-oxooctanoate

Ethyl 6-(3-methylphenyl)-6-oxohexanoate

ethyl 6-(3,5-dimethylphenyl)-6-oxohexanoate

Ethyl 4-(3-methoxyphenyl)-4-oxobutyrate

ethyl 4-(3,4-difluorophenyl)-4-oxobutyrate

Ethyl 4-(3,5-difluorophenyl)-4-oxobutyrate

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

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

ethyl 6-(1-naphthyl)-6-oxohexanoate

ethyl 8-(1-naphthyl)-8-oxooctanoate

Ethyl 7-oxo-7-(9-Phenanthryl)heptanoate