Ethyl 2,6-dimethoxy-4-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 3-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3,6-dimethoxy-2-(trifluoromethoxy)pyridine-5-carboxylate
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