16064-02-1 NSC72510 Phosphonamidic acid, P-1-aziridinyl-N,N-bis(2-chloroethyl)-, compd with cyclohexanamine (1:1) Phosphonamidic acid, P-1-aziridinyl-N,N-bis(2-chloroethyl)-, compd with cyclohexylamine (1:1)