6'-Methyl-[2,3']bipyridinyl

Ethyl 4-acetoxybenzoylformate

Ethyl 4-cyano-3-fluorobenzoylformate

Ethyl 2,5-dichlorobenzoylformate

Ethyl 2,3-dimethylbenzoylformate

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

Ethyl 3-fluoro-4-phenylbenzoylformate

Ethyl 4-methoxy-2-methylbenzoylformate

Ethyl 4-(2-tetrahydro-2H-pyranoxy)benzoylformate

Ethyl 3,4,5-trimethoxybenzoylformate

Ethyl 2,6-difluorobenzoylformate