5-[4-(N,N-Dimethylamino)phenyl]-5-oxovaleric acid

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

6-(2-Chloro-6-fluorophenyl)-6-oxohexanoic acid

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

8-(3,4,5-trimethoxyphenyl)-8-oxooctanoic acid

8-(2,3,4-trimethoxyphenyl)-8-oxooctanoic acid

5-(3-Methyl-2-thienyl)-5-oxovaleric acid

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

2,2-Dimethyl-4-(3-methylphenyl)-4-oxobutyric acid

5-(2-(Ethylthio)phenyl)-3-methyl-5-oxovaleric acid

5-(4-Isopropylphenyl)-3-methyl-5-oxovaleric acid