Ethyl 3-bromo-2-nitro-6-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-2-cyano-6-(trifluoromethoxy)pyridine-3-sulfonamide
Methyl 3-bromo-4-iodo-6-(trifluoromethoxy)pyridine-2-carboxylate
4-Chloro-2-cyano-3-(trifluoromethoxy)pyridine-6-sulfonamide
+86(0) 189-6910-6387
[email protected]