4-benzyl-3,5-di-tert-butyl-1,2-diisopropyl-1,2,4,3,5-triazadiborolidine

3,6-di-tert-butyl-4,5-bis(tert-butylimino)-1,2-diethyl-1,2-diazonia-3,6-diborata-2,6-cyclohexadiene

3,5-di-tert-butyl-1,2-diethyl-4-{(1,2,2-trimethylpropylidene)amino}-1,2,4,3,5-triazadiborolidine

4-benzyl-3,5-di-tert-butyl-1,2-diethyl-1,2,4,3,5-triazadiborolidine