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