Ethyl 2-bromo-5-(difluoromethyl)-6-hydroxypyridine-3-acetate
5-Bromo-4-chloro-3-(difluoromethyl)pyridine-2-sulfonamide
3-Bromo-2-(difluoromethyl)-5-hydroxypyridine-4-sulfonyl chloride
5-Bromo-3-(difluoromethyl)-2-fluoro-4-methylpyridine
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