2-Cyano-3-(difluoromethyl)-6-iodopyridine
4-Cyano-2-(difluoromethyl)-6-methoxypyridine
Ethyl 2-bromo-6-(difluoromethyl)pyridine-3-carboxylate
5-Cyano-4-(difluoromethyl)-2-methoxypyridine
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