Ethyl 2-(chloromethyl)-3-(difluoromethyl)pyridine-6-acetate
Methyl 2,3-dibromo-5-(difluoromethyl)pyridine-6-carboxylate
Methyl 3-(chloromethyl)-6-(difluoromethyl)pyridine-2-acetate
3-(Difluoromethyl)-4-(trifluoromethyl)pyridine-5-carboxaldehyde
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