4-Bromo-2-(difluoromethyl)-3-hydroxypyridine-5-carbonyl chloride
4-Bromo-5-cyano-3-(difluoromethyl)pyridine-2-methanol
Methyl 2-bromo-6-cyano-3-(difluoromethyl)pyridine-5-carboxylate
3-Bromo-6-(difluoromethyl)-2-hydroxypyridine-5-sulfonamide
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