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