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5-Bromo-2-pyridinecarbonitrile 4-CHLORO-PYRIDINE-2-CARBONITRILE 2-Cyano-5-fluoropyridine 3-Bromo-2-cyanopyridine 5-Chloro-2-cyanopyridine 2-CYANO-4-METHYLPYRIDINE 5-BROMO-4-METHYL-PYRIDINE-2-CARBONITRILE 6-(Trifluoromethyl)nicotinonitrile 4-(Trifluoromethyl)nicotinonitrile 2-Cyano-3-chloro-5-(trifluoromethyl)-pyridine