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