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