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