4-Chloro-5-(chloromethyl)-2-cyano-3-(trifluoromethoxy)pyridine
4-Chloro-3-(chloromethyl)-5-cyano-2-(trifluoromethoxy)pyridine
3-Chloro-6-cyano-2-nitro-4-(trifluoromethoxy)pyridine
2-Cyano-4-(fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine
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