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