2-Chloro-4-(difluoromethyl)pyridine-3-carboxamide
3-Chloro-2-(difluoromethyl)pyridine-4-carboxamide
2-Chloro-6-(difluoromethyl)pyridine-4-carboxamide
4-Bromo-3-(difluoromethyl)pyridine-5-carboxamide
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