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