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