Diethyl mesitylphosphonate

ethyl 2-[[4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]amino]acetate

[[14-amino-1-(diethoxyphosphoryloxyamino)-14-iminotetradecylidene]amino] diethyl phosphate

2-Propenoic acid,2-(diethoxyphosphinyl)-3-oxo-,ethyl ester

diethyl (4-nitrophenyl)methyl phosphate