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