4-Amino-2-nitro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Hydroxy-5-nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Bromo-2-(difluoromethyl)-3-iodopyridine-6-sulfonamide
3-Amino-4-mercapto-2-(trifluoromethyl)pyridine
+86(0) 189-6910-6387
[email protected]