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