3-Bromo-6-(difluoromethyl)-4-methylpyridine-2-carboxylic acid
2-Bromo-3-(difluoromethyl)-6-nitropyridine-4-acetonitrile
2-Bromo-3-(difluoromethyl)-5-nitropyridine-4-acetonitrile
2-Bromo-3-(difluoromethyl)-4-nitropyridine-5-acetonitrile
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