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