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