6-(Chloromethyl)-3-cyano-4-nitro-2-(trifluoromethoxy)pyridine
4-Chloro-2-iodo-6-(trifluoromethoxy)pyridine-3-acetic acid
6-(Chloromethyl)-4-cyano-3-nitro-2-(trifluoromethoxy)pyridine
3-Chloro-5-iodo-6-(trifluoromethoxy)pyridine-2-acetic acid
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