TNTUO-(Bicyclo[2.2.1]hept-5-ene-2,3-dicarboximido)-N,N,N',N'-tetramethyluronium tetrafluoroborateO-(5-降冰片烯基-2,3-二羰亚胺)-N,N,N′,N′-四甲基脲四氟硼酸盐5-降冰片烯-2,3-二羰基-N,N,N',N'-四甲基脲四氟硼酸酯O-(Bicyclo[2.2.1]hept-5-ene-2,3-dicarboximido)-N,N,N′,N′-tetramethyluronium tetrafluoroborateO-(5-Norbornene-2,3-dicarboximido)-N,N,N′,N′-tetramethyluronium tetrafluoroborate