2,6-Difluoro-3-(difluoromethyl)-5-nitropyridine
2,6-Difluoro-3-(difluoromethyl)-4-nitropyridine
3,6-Difluoro-2-(difluoromethyl)-5-nitropyridine
3,4-Difluoro-2-(difluoromethyl)-5-iodopyridine
+86(0) 189-6910-6387
[email protected]