16064-01-0 NSC72505 Phosphoramidic acid, bis(2-chloroethyl)-, mono(1,1-dimethylethyl) ester, compd with cyclohexanamine (1:1) Phosphoramidic acid, bis(2-chloroethyl)-, mono-tert-butyl ester, compd with cyclohexylamine (1:1)