3-(Difluoromethyl)-5-nitropyridine-4-carboxylic acid
4-(Difluoromethyl)-2-nitro-3-(trifluoromethyl)pyridine
3-(Difluoromethyl)-2-nitropyridine-5-carboxylic acid
3,5-Dibromo-4-(difluoromethyl)-2-nitropyridine
+86(0) 189-6910-6387
[email protected]