3-(Bromomethyl)-6-chloro-4-(difluoromethyl)-2-hydroxypyridine
3-Chloro-6-(difluoromethyl)-2-iodopyridine-5-carbonyl chloride
4-(Bromomethyl)-2-chloro-3-(difluoromethyl)-5-hydroxypyridine
4-Chloro-3-(difluoromethyl)-6-iodopyridine-2-carbonyl chloride
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