3-Chloro-2-(difluoromethyl)-5-fluoropyridine-4-sulfonyl chloride
4-(Aminomethyl)-3-chloro-2-(difluoromethyl)-6-fluoropyridine
2-Chloro-6-(difluoromethyl)-5-fluoropyridine-3-sulfonyl chloride
4-(Aminomethyl)-6-chloro-2-(difluoromethyl)-3-fluoropyridine