Ethyl 4-bromo-3-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-4-iodo-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 4-bromo-6-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Bromo-4-iodo-2-(trifluoromethoxy)pyridine-6-carboxaldehyde