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