5-Cyano-2-(fluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine
2-Cyano-4-iodo-5-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Cyano-5-(fluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-cyano-4-iodo-6-(trifluoromethoxy)pyridine
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