Ethyl 3-cyano-4-methyl-2-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 3-cyano-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxylate
6-Cyano-4-iodo-2-methoxy-3-(trifluoromethoxy)pyridine
Ethyl 5-cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetate
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