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