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