2-Nitro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Nitro-3-(trifluoromethoxy)pyridine-5-methanol
2,5-Diiodo-4-nitro-3-(trifluoromethoxy)pyridine
3,6-Dihydroxy-4-(trifluoromethoxy)pyridine-2-acetic acid
+86(0) 189-6910-6387
[email protected]