3,5-Difluoro-2-(difluoromethyl)pyridine
3-(Difluoromethyl)-5-fluoro-4-methylpyridine
3,4-Difluoro-5-(difluoromethyl)pyridine
5-(Difluoromethyl)-4-fluoro-2-methylpyridine
+86(0) 189-6910-6387
[email protected]