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