N-diethoxyphosphoryl-4-fluoroaniline

1-diethoxyphosphoryl-3-[2-(diethoxyphosphorylcarbamothioylamino)phenyl]thiourea

2-diethoxyphosphoryl-1,3-diphenylguanidine

1-diethoxyphosphoryl-3-morpholin-4-ylthiourea