2-(Chloromethyl)-6-(difluoromethyl)-5-hydroxy-3-nitropyridine
2-Cyano-6-(difluoromethyl)-3-iodopyridine-4-acetic acid
2-(Bromomethyl)-6-(difluoromethyl)-3-methoxy-5-nitropyridine
3-Chloro-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxaldehyde