3-Fluoro-6-nitro-2-(trifluoromethoxy)pyridine-4-acetonitrile
4-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-3-acetonitrile
3-Cyano-4-nitro-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
4-(Bromomethyl)-3-cyano-6-methoxy-2-(trifluoromethoxy)pyridine
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