2-Bromo-5-chloro-6-(difluoromethyl)-3-methylpyridine
4-Bromo-3-chloro-2-(difluoromethyl)-6-iodopyridine
2-Bromo-4-chloro-3-(difluoromethyl)-5-methylpyridine
6-Bromo-4-chloro-2-(difluoromethyl)-3-methylpyridine
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