Methyl 2-chloro-3-cyano-6-(difluoromethyl)pyridine-5-carboxylate
4-(Aminomethyl)-3-chloro-5-(difluoromethyl)-2-fluoropyridine
4-(Aminomethyl)-3-chloro-2-(difluoromethyl)-5-fluoropyridine
2-Chloro-3-(difluoromethyl)-6-fluoro-4-(trifluoromethyl)pyridine