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