1,2-Ethanediamine, N,N'-dimethyl-N,N'-bis[2-(methylamino)ethyl]- 1,4,7,10-Tetramethyltriethylenetetramine 105-78-2 N,N',N'',N'''-Tetramethyltriethylenetetramine NSC88604 Triethylenetetramine, 1,4,7,10-tetramethyl-