Ethyl 5-(fluoromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
2-(Difluoromethyl)-5-fluoro-3-iodopyridine-4-acetonitrile
Ethyl 5-chloro-2-(difluoromethyl)-3-fluoropyridine-4-acetate
2-Cyano-3-methyl-6-(trifluoromethoxy)pyridine-5-carboxaldehyde