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