10220-90-3 1341-21-5 Diethyleneiminebis(stearamide) Diethylenetriamine distearamide EINECS 233-538-1 N,N'-(Iminodiethane-1,2-diyl)distearamide Octadecanamide, N,N'-(iminodi-2,1-ethanediyl)bis-