4-Bromo-2-fluoro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
Methyl 3-bromo-5-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
3-Bromo-5-fluoro-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
Methyl 5-bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate