Ethyl 5-cyano-2-oxovalerate

cis-3-(4-Methoxybenzoyl)cyclopentane-1-carboxylic acid

cis-2-(4-methylbenzoyl)cyclopentane-1-carboxylic acid

cis-2-(4-Methoxybenzoyl)cyclopentane-1-carboxylic acid

cis-2-(2-thiomethylbenzoyl)cyclopentane-1-carboxylic acid

cis-3-[2-(4-methylphenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid

cis-3-[2-(2-bromophenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid

cis-3-[2-oxo-2-(4-trifluoromethylphenyl)ethyl]cyclopentane-1-carboxylic acid

trans-2-[2-(4-Chlorophenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid

trans-2-(4-Bromobenzoyl)cyclopentane-1-carboxylic acid

trans-2-(2,6-dimethylbenzoyl)cyclopentane-1-carboxylic acid