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