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