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