3773-02-2 Aphamide Aziridine, 1,1',1'',1'''-[1,2-ethanediylbis[(methylimino)phosphinylidene]]tetrakis- NSC57570 Phosphinic amide, N,N'-1,2-ethanediylbis[P,P-bis(1-aziridinyl)-N-methyl- Phosphinic amide, N,N'-ethylenebis[P,P-bis(1-aziridinyl)-N-methyl-