Ethyl 4-bromo-5-(difluoromethyl)-2-nitropyridine-3-acetate
4-Chloro-3-(chloromethyl)-5-cyano-2-(difluoromethyl)pyridine
4-Chloro-3-(chloromethyl)-2-cyano-5-(difluoromethyl)pyridine
Ethyl 4-bromo-5-(difluoromethyl)-3-nitropyridine-2-acetate
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