2-Bromo-3-cyano-4-(difluoromethyl)-6-nitropyridine
6-Bromo-4-chloro-2-(difluoromethyl)-3-iodopyridine
4-Bromo-3-cyano-6-(difluoromethyl)-2-methylpyridine
6-Bromo-4-chloro-2-(difluoromethyl)pyridine-3-acetic acid
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