4-Bromo-2-(bromomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine
6-Chloro-2-(difluoromethyl)-3-fluoro-4-iodopyridine
6-Chloro-2-(difluoromethyl)-4-fluoro-3-iodopyridine
4-Bromo-2-(bromomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine
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