4-Bromo-6-(difluoromethyl)-3-nitropyridine-2-sulfonamide
3-(Aminomethyl)-6-bromo-2-(difluoromethyl)pyridine-5-carboxaldehyde
4-Bromo-2-(difluoromethyl)-3-nitropyridine-6-sulfonamide
5-(Aminomethyl)-2-bromo-4-(difluoromethyl)pyridine-3-carboxaldehyde
+86(0) 189-6910-6387
[email protected]