1-cyano-3-cyclohexylguanidine

3-benzyl-1-nitroguanidine

1,2,3,4-tetrahydroquinoxaline-2-carbohydrazide

2-methylprop-2-enehydrazide

2-Azidoethyl trifluoromethanesulfonate

2-[cyano(cyanomethyl)amino]acetonitrile

3-ethyl-1-propyl-1H- imidazol-3-ium azide

azido(tert-butoxy)methanone

N,N,N',N'-tetramethylguanidine azide

Tetrahexylammonium azide

Trityl fluoride