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