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