Ethyl 5-hydroxy-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxylate
5-(Bromomethyl)-4-hydroxy-2-nitro-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-hydroxy-5-nitro-2-(trifluoromethoxy)pyridine
2-Hydroxy-3-iodo-5-(trifluoromethoxy)pyridine-6-carbonyl chloride