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