8-(2,5-Dimethoxyphenyl)-8-oxooctanoic acid

4-[3-(N,N-Dimethylamino)phenyl]-4-oxobutyric acid

4-[4-(N,N-Diethylamino)phenyl]-4-oxobutyric acid

8-[4-(N,N-Diethylamino)phenyl]-8-oxooctanoic acid

8-(4-Chloro-2-fluorophenyl)-8-oxooctanoic acid

7-(4-Chloro-2-methoxyphenyl)-7-oxoheptanoic acid

4-[2-Chloro-4-(methylthio)phenyl]-4-oxobutyric acid

7-(2-Chloro-4,5-difluorophenyl)-7-oxoheptanoic acid

8-(2,3,4,5-tetrafluorophenyl)-8-oxooctanoic acid

5-(2,4,5-trimethoxyphenyl)-5-oxovaleric acid

6-(2,3,4-trimethoxyphenyl)-6-oxohexanoic acid

4-(3-Ethoxyphenyl)-4-oxobutyric acid

4-(2,4,5-Trimethylphenyl)-4-oxobutyric acid

5-(4-Chloro-2-methylphenyl)-5-oxovaleric acid

3-Methyl-5-(1-naphthyl)-5-oxovaleric acid