Ethyl 5-trifluoroacetyl-2-furanoate

8-(3-bromophenyl)-8-oxooctanoic acid

5-(2,5-Dimethylphenyl)-5-oxovaleric acid

6-(4-Methoxyphenyl)-6-oxohexanoic acid

4-(3,5-Dimethyl-4-methoxyphenyl)-4-oxobutyric acid

5-(2-bromophenyl)-5-oxovaleric acid

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

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

4-(3-Fluoro-4-methylphenyl)-4-oxobutyric acid

5-(2-Methoxyphenyl)-5-oxovaleric acid

4-(2-Naphthyl)-4-oxobutyric acid