1-(Bs(dimethylamino)methylene)-1H-benzo[d][1,2,3]triazole-1-ium 3-oxide tetrafluoroborate
O-(2-Oxo-1(2H)pyridyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate
2-Chloro-1,3-dimethyl-4,5-dihydro-1H-imidazol-3-ium hexafluorophosphate(V)
2-(2,5-Dioxopyrrolidin-1-yl)-1,1,3,3-tetramethylisouronium tetrafluoroborate
1-(Bis(dimethylamino)methylene)-5-chloro-1H-benzo[d][1,2,3]triazole-1-ium 3-oxide tetrafluoroborate
1,1,3,3-Tetramethyl-2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)isouronium tetrafluoroborate