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