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