3-Bromo-2-(difluoromethyl)-6-methylpyridine-4-sulfonamide
4-Bromo-5-(difluoromethyl)-2-methyl-3-(trifluoromethyl)pyridine
3-Bromo-2-(difluoromethyl)-5-methylpyridine-4-sulfonamide
4-Bromo-3-(difluoromethyl)-2-methyl-6-(trifluoromethyl)pyridine
+86(0) 189-6910-6387
[email protected]