2-Bromo-3-cyano-4-(difluoromethyl)pyridine-6-sulfonyl chloride
Methyl 2-bromo-3-cyano-6-(difluoromethyl)pyridine-4-acetate
5-Bromo-2-cyano-3-(difluoromethyl)pyridine-6-carbonyl chloride
3-Bromo-2-cyano-4-(difluoromethyl)pyridine-6-carbonyl chloride
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