2-Bromo-5-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-Bromo-3-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxaldehyde