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