Methyl 3-bromo-2-iodo-6-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-bromo-2-iodo-4-(trifluoromethoxy)pyridine-6-acetate
Methyl 6-bromo-2-iodo-3-(trifluoromethoxy)pyridine-4-acetate
Methyl 6-bromo-2-iodo-4-(trifluoromethoxy)pyridine-3-acetate
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