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