3-Bromo-2-(difluoromethyl)-6-fluoro-4-methoxypyridine
4-Bromo-3-(chloromethyl)-2-cyano-6-(difluoromethyl)pyridine
3-Bromo-2-(difluoromethyl)-5-fluoro-4-methoxypyridine
4-Bromo-6-(chloromethyl)-2-cyano-3-(difluoromethyl)pyridine
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