Methyl 5-(chloromethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-carboxylate
5-Amino-4-(aminomethyl)-3-(difluoromethyl)pyridine-2-acetonitrile
2-Chloro-5-(difluoromethyl)-3-iodo-6-methylpyridine
2-Bromo-5-chloro-3-(difluoromethyl)pyridine-4-carboxylic acid