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