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