2-Chloro-6-(difluoromethyl)-4-hydroxy-3-iodopyridine
6-Chloro-4-(difluoromethyl)-2-hydroxy-3-iodopyridine
2-Chloro-3-(difluoromethyl)-6-hydroxy-5-iodopyridine
2-Chloro-3-(difluoromethyl)-5-nitropyridine-4-methanol
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