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