4-Bromo-2-(difluoromethyl)-6-hydroxypyridine-3-carboxamide
4-Bromo-2-(difluoromethyl)-3-hydroxypyridine-5-carboxamide
6-Bromo-4-(difluoromethyl)-3-iodopyridine-2-carboxamide
3-Bromo-5-(difluoromethyl)-6-hydroxypyridine-2-carboxamide
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