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