Methyl 3-(bromomethyl)-4-(difluoromethyl)pyridine-5-acetate
2,3-Dibromo-4-(difluoromethyl)pyridine-5-sulfonamide
Ethyl 6-(difluoromethyl)-2-iodopyridine-3-acetate
3,4-Dibromo-5-(difluoromethyl)pyridine-2-sulfonyl chloride
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