2-butyl-1,3-dimethyl-[1,3,2]diazaborepane

2-butyl-1,3-diaza-2-borepane

2-butyl-1,3-dimethyl-1,3,2-diazaborolane

2-butyl-1-ethyl-[1,3,2]diazaborolidine

2-butyl-1,3-diethyl-[1,3,2]diazaborepane