4-Chloro-2-cyano-3-(difluoromethyl)-5-fluoropyridine
3-Chloro-5-cyano-6-(difluoromethyl)-2-fluoropyridine
5-Bromo-2-(difluoromethyl)-3-nitropyridine-6-methanol
4-Chloro-3-cyano-6-(difluoromethyl)-2-nitropyridine
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