Diethyl 2-oxoheptane-1,7-dicarboxylate

Ethyl 6-methoxy-2-naphthoylformate

Ethyl 2,3,4,5,6-pentamethylbenzoylformate

Ethyl 3-(2-tetrahydro-2H-pyranoxy)benzoylformate

(3-噻吩基)-丙酮酸乙酯, Ethyl thiophenene-3-glyoxylate

cis-3-(2-methylbenzoyl)cyclopentane-1-carboxylic acid

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

cis-3-(2,4-dimethylbenzoyl)cyclopentane-1-carboxylic acid

cis-3-(3,4-dimethylbenzoyl)cyclopentane-1-carboxylic acid

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

cis-3-(2-oxo-2-phenylethyl)cyclopentane-1-carboxylic acid