4-Bromo-6-cyano-3-(difluoromethyl)pyridine-2-acetonitrile
Methyl 3-chloro-2-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 4-(difluoromethyl)-3-iodo-2-methylpyridine-5-acetate
Methyl 2-(aminomethyl)-3-bromo-5-(difluoromethyl)pyridine-4-acetate