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