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