5-(Aminomethyl)-2-bromo-3-chloro-6-(difluoromethyl)pyridine
4-Bromo-3-chloro-5-(chloromethyl)-2-(difluoromethyl)pyridine
4-Bromo-6-chloro-2-(chloromethyl)-3-(difluoromethyl)pyridine
2-Bromo-3-(bromomethyl)-6-chloro-5-(difluoromethyl)pyridine
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