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