Ethyl 2-(bromomethyl)-5-(difluoromethyl)pyridine-4-acetate
5-(Chloromethyl)-2-(difluoromethyl)pyridine-3-carboxylic acid
3-(Chloromethyl)-2,6-dibromo-4-(difluoromethyl)pyridine
Ethyl 2,3-diamino-5-(difluoromethyl)pyridine-6-acetate
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