6-Bromo-3-(bromomethyl)-2-(difluoromethyl)pyridine
2-Bromo-4-(bromomethyl)-6-(difluoromethyl)pyridine
3-Bromo-2-(difluoromethyl)-4-iodopyridine
2-Bromo-4-(difluoromethyl)-5-iodopyridine
+86(0) 189-6910-6387
[email protected]