Ethyl 3-(fluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 6-(fluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
2-Hydroxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-carboxaldehyde
Ethyl 6-(fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate