ethyl 5-(2,3-dimethoxyphenyl)-5-oxovalerate

Ethyl 6-(3,4,5-trimethoxyphenyl)-6-oxohexanoate

Ethyl 7-(2,4,5-trimethoxyphenyl)-7-oxoheptanoate

Ethyl 7-(2,3,4-trimethoxyphenyl)-7-oxoheptanoate

Ethyl 4-[2-(Methylthio)phenyl]-4-oxobutanoate

Ethyl 4-(5-Chloro-2-thienyl)-4-oxobutanoate

Ethyl 4-[3,4-(Methylenedioxy)phenyl]-4-oxobutanoate

Ethyl 5-[3,4-(methylenedioxy)phenyl]-5-oxovalerate

Ethyl 4-(5-Fluoro-2-methoxyphenyl)-4-oxobutanoate

Ethyl 5-(3-Fluoro-2-methylphenyl)-5-oxovalerate

3,4-Difluorobenzophenone

3,4-二氟二苯酮