3-Bromo-4-(difluoromethyl)pyridine-2-carbonyl chloride
3-Bromo-2-(difluoromethyl)pyridine-4-carbonyl chloride
5-Chloro-3-(difluoromethyl)pyridine-2-acetic acid
2-Bromo-6-(difluoromethyl)pyridine-3-carbonyl chloride
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