Ethyl 7-(4-t-butylphenyl)-7-oxoheptanoate

ethyl 6-(2,5-dimethoxyphenyl)-6-oxohexanoate

ethyl 4-(3,5-dimethoxyphenyl)-4-oxobutyrate

4-(3,5-二甲氧基苯基)-4-氧代丁酸乙酯

Ethyl 5-(2-acetoxyphenyl)-5-oxovalerate

Ethyl 7-[4-(N,N-Dimethylamino)phenyl]-7-oxoheptanoate

Ethyl 7-(4-Chloro-2-fluorophenyl)-7-oxoheptanoate

Ethyl 5-(5-Chloro-2-methoxyphenyl)-5-oxovalerate

Ethyl 6-(2-Chloro-6-fluorophenyl)-6-oxohexanoate

Ethyl 8-(3,4,5-trichlorophenyl)-8-oxooctanoate

Ethyl 4-(2,4,5-trimethoxyphenyl)-4-oxobutanoate

Ethyl 4-(4-n-Butylphenyl)-4-oxobutanoate