3-Chloro-2-(difluoromethyl)-4-fluoropyridine-5-carboxaldehyde
2-Chloro-6-(difluoromethyl)-5-fluoropyridine-3-carboxaldehyde
6-Chloro-2-cyano-4-(difluoromethyl)pyridine-3-carbonyl chloride
2-Chloro-6-cyano-3-(difluoromethyl)pyridine-5-carbonyl chloride