4-Nitro-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
3-Nitro-5-(trifluoromethoxy)pyridine-4-carbonyl chloride
5-Nitro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
4-Nitro-5-(trifluoromethoxy)pyridine-2-carbonyl chloride
+86(0) 189-6910-6387
[email protected]