5-(Difluoromethyl)-3-methoxy-2-nitropyridine-4-carbonyl chloride
5-Amino-2-cyano-3-(difluoromethyl)-6-nitropyridine
4-(Bromomethyl)-3-chloro-6-(difluoromethyl)-2-iodopyridine
2-(Bromomethyl)-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-carboxaldehyde