3,4'-Difluorobenzophenone

2-(4-Fluorobenzoyl)thiazole

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

5-(4-Chloro-3-methylphenyl)-3-methyl-5-oxovaleric acid

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

5-[3,4-(Methylenedioxy)phenyl]-5-oxovaleric acid

5-(3-异丙氧基苯基)-5-氧戊酸, 5-(3-iso-Propoxyphenyl)-5-oxovaleric acid

5-(2-Methylphenyl)-5-oxovaleric acid

5-Oxo-5-(4-thiomethylphenyl)valeric acid

4-(4-n-Butylphenyl)-4-oxobutyric acid

Ethyl 3,4-ethylenedioxybenzoylformate