Synonyms: 4H,4H,8H,8H-7a,8a-Diaza-3a,4a-diazonia-4,8-diborata-s-indacene,1,3,5,7-tetramethyl- (8CI); Boron, bis[m-(3,5-dimethyl-1H-pyrazolato-N1:N2)]tetrahydrodi-;1H-Pyrazole, 3,5-dimethyl-, boron complex; Boron, bis[m-(3,5-dimethylpyrazolato)]tetrahydrodi-(8CI); Boron, tetrahydrobis(3,5-dimethyl-m-pyrazolato)di-; Hydride, boron complex