4-Bromo-3-chloro-6-(difluoromethyl)pyridine-2-acetic acid
4-Bromo-3-chloro-5-(difluoromethyl)pyridine-2-acetic acid
4-Bromo-3-chloro-2-(difluoromethyl)pyridine-5-acetic acid
4-Bromo-2-chloro-6-(difluoromethyl)pyridine-3-acetic acid
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