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