3-Bromo-2-hydroxy-4-(trifluoromethoxy)pyridine-6-sulfonamide
3-Bromo-2-(chloromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
6-Bromo-2-methyl-4-(trifluoromethoxy)pyridine-3-sulfonamide
2-Bromo-6-(chloromethyl)-5-nitro-3-(trifluoromethoxy)pyridine
+86(0) 189-6910-6387
[email protected]