2-Bromo-6-(chloromethyl)-4-(difluoromethyl)-3-fluoropyridine
2-Bromo-3-(difluoromethyl)-4-fluoro-6-iodopyridine
3-Bromo-2-(difluoromethyl)-5-iodopyridine-4-acetonitrile
4-Bromo-5-(difluoromethyl)-3-fluoro-2-methoxypyridine
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