5-Cyano-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 3-cyano-6-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate
2-Cyano-5-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
3-Cyano-5-iodo-2-(trifluoromethoxy)pyridine-4-carboxylic acid
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