Ethyl 6-chloro-3-(difluoromethyl)-2-nitropyridine-4-carboxylate
Ethyl 3-chloro-6-(difluoromethyl)-4-methylpyridine-2-acetate
Methyl 3-chloro-5-(difluoromethyl)-2-nitropyridine-4-acetate
4-Chloro-2-(chloromethyl)-5-cyano-3-(difluoromethyl)pyridine
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