2-(Difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-(Fluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-acetic acid
2-(Difluoromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
Ethyl 3-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate