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