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