for the following products
1,1,3,3-Tetramethyl-2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)isouronium tetrafluoroborate | O-(3,4-Dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate | TDBTU and N,N,N',N'-Tetramethyl-o-(3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl)uronium tetrafluoroborate
