3-Bromo-4-(difluoromethyl)-5-hydroxypyridine-2-carbonyl chloride
6-Bromo-2-(difluoromethyl)-3-iodopyridine-4-acetic acid
6-Bromo-4-(difluoromethyl)-2-hydroxypyridine-3-carbonyl chloride
4-Bromo-3-(difluoromethyl)-2-fluoropyridine-6-carboxylic acid
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