TDBTU
2-(3,4-二氢-4-氧-1,2,3-苯并三唑-3-基)-1,1,3,3-四甲基脲四氟硼酸酯;2-(3,4-Dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate