3-Chloro-6-(chloromethyl)-2-(difluoromethyl)pyridine
4-Chloro-3-(chloromethyl)-5-(difluoromethyl)pyridine
3-Chloro-2-(chloromethyl)-6-(difluoromethyl)pyridine
4-Chloro-2-(chloromethyl)-6-(difluoromethyl)pyridine
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