3-Cyano-2-(difluoromethyl)-5-fluoropyridine
6-Cyano-2-(difluoromethyl)-3-fluoropyridine
4-(Difluoromethyl)-2-fluoro-3-nitropyridine
3-(Difluoromethyl)-5-fluoro-4-nitropyridine
+86(0) 189-6910-6387
[email protected]