for the following products
2-(1H-Benzotriazol-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate | 2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate | Benzotriazol-1-yl-tetramethyluronium tetrafluoroborate | N,N,N',N'-Tetramethyl-O-(benzotriazol-1-yl)uronium tetrafluoroborate | O-(1H-Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate and TBTU
