2-Chloro-3-cyano-6-(difluoromethyl)pyridine-4-carboxaldehyde
4-Chloro-3-cyano-2-(difluoromethyl)pyridine-6-methanol
Ethyl 3-chloro-2-cyano-4-(difluoromethyl)pyridine-6-carboxylate
Ethyl 2-chloro-4-cyano-6-(difluoromethyl)pyridine-3-carboxylate
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