5-Chloro-2-(difluoromethyl)-3-hydroxy-6-iodopyridine
5-Chloro-2-(difluoromethyl)-3-hydroxypyridine-4-carboxaldehyde
4-Chloro-5-(difluoromethyl)-3-hydroxy-2-iodopyridine
4-Chloro-3-(difluoromethyl)-5-hydroxypyridine-2-carboxaldehyde
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