Ethyl 2-bromo-4-(difluoromethyl)-3-methylpyridine-6-carboxylate
4-Bromo-2-(difluoromethyl)-3-iodopyridine-5-acetonitrile
Ethyl 2-bromo-3-(difluoromethyl)-6-methylpyridine-5-carboxylate
3-Bromo-5-(difluoromethyl)-6-iodopyridine-2-acetonitrile
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