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