Ethyl 3-(chloromethyl)-5-(difluoromethyl)pyridine-4-acetate
2,6-Dibromo-4-(difluoromethyl)pyridine-3-sulfonyl chloride
Ethyl 2-(chloromethyl)-6-(difluoromethyl)pyridine-4-acetate
Ethyl 2-(chloromethyl)-4-(difluoromethyl)pyridine-5-acetate
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