Ethyl 2-cyano-6-nitro-4-(trifluoromethoxy)pyridine-3-acetate
5-Cyano-3-iodo-2-(trifluoromethoxy)pyridine-4-sulfonamide
Ethyl 2-cyano-3-iodo-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Cyano-5-iodo-4-(trifluoromethoxy)pyridine-2-sulfonamide
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