3-Cyano-4-(difluoromethyl)-6-fluoropyridine-2-carboxamide
6-Cyano-2-(difluoromethyl)-3-fluoropyridine-4-carboxamide
2-Cyano-4-(difluoromethyl)-5-fluoropyridine-3-carboxamide
3-Chloro-6-(difluoromethyl)-2-nitropyridine-4-carboxamide
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