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