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