3-Bromo-4-iodo-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
3-Bromo-5-hydroxy-6-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-Bromo-5-hydroxy-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-Bromo-5-hydroxy-2-(trifluoromethoxy)pyridine-4-carbonyl chloride