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