8-oxo-8-(4-n-pentylphenyl)octanoic acid

7-(4-heptyloxyphenyl)-7-oxoheptanoic acid

7-(2,5-Dimethoxyphenyl)-7-oxoheptanoic acid

7-(3,5-Dimethoxyphenyl)-7-oxoheptanoic acid

4-(3,5-Dimethoxyphenyl)-4-oxobutyric acid

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

4-(3-Chloro-6-methoxyphenyl)-4-oxobutyric acid

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

8-(2-Chloro-4,5-difluorophenyl)-8-oxooctanoic acid

5-(3,4,5-trimethoxyphenyl)-5-oxovaleric acid

5-(2,3,4-trimethoxyphenyl)-5-oxovaleric acid