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