3,4-Difluoro-3',5'-dimethyl-4'-methoxybenzophenone

3',4'-Difluoro-2-phenylacetophenone

2-Thiazolyl-2-thienyl ketone

4-(3,4-Dichlorophenyl)-4-oxobutyric acid

5-(3,5-Dimethylphenyl)-3-methyl-5-oxovaleric acid

5-(4-Methoxyphenyl)-5-oxovaleric acid

5-(4-Ethylthiophenyl)-5-oxovaleric acid

5-(3-Chlorophenyl)-5-oxovaleric acid

3-Methyl-5-oxo-5-(4-thiomethylphenyl)valeric acid

4-(3-Methylphenyl)-4-oxobutyric acid

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