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