3-(Chloromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 2-(fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate
Ethyl 6-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-acetate
2-(Chloromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde