3-Chloro-2-(difluoromethyl)-4-hydroxypyridine-5-methanol
3-Chloro-5-(difluoromethyl)-2-fluoropyridine-6-sulfonyl chloride
5-Chloro-4-(difluoromethyl)-2-fluoropyridine-3-sulfonyl chloride
2-Chloro-6-(difluoromethyl)-5-hydroxypyridine-3-methanol
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