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