4-(Difluoromethyl)-3-fluoro-5-nitropyridine-2-sulfonamide
4-(Difluoromethyl)-3-fluoro-2-methylpyridine-6-acetic acid
6-(Difluoromethyl)-2-fluoro-3-nitropyridine-4-sulfonamide
2-(Difluoromethyl)-5-fluoro-4-nitropyridine-3-sulfonamide
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