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