3-Chloro-4-hydroxy-6-(trifluoromethoxy)pyridine-2-acetonitrile
3-Chloro-6-cyano-2-(trifluoromethoxy)pyridine-4-methanol
2-Chloro-5-cyano-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine
6-Chloro-4-cyano-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
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