6-Cyano-4-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
2-Chloro-4-cyano-6-(trifluoromethoxy)pyridine-3-acetic acid
5-Cyano-4-(difluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
2,3-Diiodo-4-(trifluoromethoxy)pyridine-5-acetonitrile
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