3-Amino-2-(difluoromethyl)-5-methoxypyridine-6-carboxamide
5-Amino-2-(difluoromethyl)-3-iodopyridine-4-carboxamide
4-Amino-3-(difluoromethyl)-6-iodopyridine-2-carboxamide
4-Amino-3-(difluoromethyl)-5-iodopyridine-2-carboxamide
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