2,5-Difluoro-4-(difluoromethyl)pyridine-3-carboxamide
2,4-Difluoro-6-(difluoromethyl)pyridine-3-carboxamide
2,3-Difluoro-6-(difluoromethyl)pyridine-4-carboxamide
3,5-Difluoro-4-(difluoromethyl)pyridine-2-carboxamide
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