4-Hydroxy-3-nitro-2-(trifluoromethoxy)pyridine-5-methanol
3-Fluoro-5-methyl-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-2-methanol
5-Fluoro-4-methyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
+86(0) 189-6910-6387
[email protected]