Methyl 6-bromo-3-(bromomethyl)-2-(difluoromethyl)pyridine-4-carboxylate
Methyl 3-cyano-5-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxylate
3-(Bromomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-sulfonyl chloride
Ethyl 5-hydroxy-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate