2-Chloro-6-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
6-Chloro-3-hydroxy-4-(trifluoromethoxy)pyridine-2-acetonitrile
2-Chloro-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
5-Cyano-3-methyl-2-nitro-4-(trifluoromethoxy)pyridine
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