3-Chloro-2-cyano-4-(difluoromethyl)pyridine-5-carbonyl chloride
4-(Aminomethyl)-6-bromo-2-(difluoromethyl)-3-(trifluoromethyl)pyridine
4-(Aminomethyl)-6-bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine
2-Chloro-6-cyano-4-(difluoromethyl)pyridine-3-carbonyl chloride