1,2-二(丙-2-基)肼

1-hydroxy-2,3-di(propan-2-yl)guanidine

2,6-diphenyl-4H-1,3,5-thiadiazine

N,N'-di-isopropylimidazolidine-2-thione

1E,2E-N1,N1',N2,N2'-tetraisopropyloxalamidine