2-(Difluoromethyl)-3-hydroxy-4-iodopyridine-5-carboxamide
3-(Difluoromethyl)-6-fluoro-2-nitropyridine-5-carboxamide
5-(Difluoromethyl)-2-fluoro-4-nitropyridine-3-carboxamide
3-(Difluoromethyl)-4-hydroxy-2-iodopyridine-6-carboxamide
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