Ethyl 2,5-difluoro-4-(difluoromethyl)pyridine-3-carboxylate
Methyl 4,6-dibromo-2-(difluoromethyl)pyridine-3-acetate
2,6-Difluoro-3-(difluoromethyl)pyridine-4-carbonyl chloride
Methyl 2,4-dibromo-5-(difluoromethyl)pyridine-3-acetate
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