N-甲基丁二酰胺

三正丁基硼

2,3,5,6-Tetrahydro-2,3,5,6-tetramethyl-4H-1,3,5,2,6-oxadiazadiborin-4-on

2,3,4,5-Tetrahydro-1,2,3,4,5-pentamethyl-1,3,5,2,4-triazadiborin-6(1H)-on