4-Cyano-6-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
5-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-6-acetonitrile
5-Cyano-3-methoxy-4-methyl-2-(trifluoromethoxy)pyridine
4-Fluoro-2-nitro-6-(trifluoromethoxy)pyridine-3-acetonitrile
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