Ethyl 4-bromo-2-fluorobenzoylformate

Ethyl 2,6-dimethylbenzoylformate

Ethyl 5-(1,3-dioxan-2-yl)-2-methoxybenzoylformate

Ethyl 2-methoxy-5-methylbenzoylformate

Ethyl 2,3,5,6-tetramethylbenzoylformate

cis-1,2-Cyclopentanedicarboxylic anhydride

环戊烷-1,2-二甲酸酐

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

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

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

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

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