1-phenyl-2-[phenyl-(2-phenylhydrazinyl)phosphoryl]hydrazine

1-[[amino(methyl)amino]-phenylphosphoryl]-1-methylhydrazine

N-[phenyl-(piperidin-1-ylamino)phosphoryl]piperidin-1-amine

[chloro(chloromethyl)phosphoryl]benzene

[ethoxy-[4-[ethoxy(phenyl)phosphoryl]oxybutoxy]phosphoryl]benzene