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