2-Bromo-3-(chloromethyl)-4-(difluoromethyl)-5-fluoropyridine
3-Bromo-6-(bromomethyl)-2-(difluoromethyl)-5-fluoropyridine
5-Bromo-2-(bromomethyl)-4-(difluoromethyl)-3-fluoropyridine
5-Bromo-2-(bromomethyl)-3-(difluoromethyl)-4-fluoropyridine
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