Ethyl 3-bromo-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-bromo-5-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 5-bromo-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-bromo-4-(trifluoromethoxy)pyridine-5-carboxylate
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