Ethyl 2,3-diiodo-5-(trifluoromethoxy)pyridine-6-acetate
Ethyl 2,3-diiodo-5-(trifluoromethoxy)pyridine-4-acetate
Ethyl 2,3-diiodo-4-(trifluoromethoxy)pyridine-6-acetate
Ethyl 2,3-diiodo-4-(trifluoromethoxy)pyridine-5-acetate
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