N-(triphenylmethyl)-1-aminoethyldimethylphosphonate

(1-diethoxyphosphoryl-ethyl)-carbamic acid ethyl ester

3-(diethoxyphosphinoyl)-1-phenyl-2-azabut-1-ene

N,N'-二乙酰基乙二胺

亞乙二(胺甲酸乙酯)