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