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