913268-50-5

4,7,11,14,18,21-Hexaazatetracosanediamide,8,17-dioxo-4,21-bis[3-oxo-3-[[2-[(4-pyridinylcarbonyl)amino]ethyl]amino]propyl]-N,N'-bis[2-[(4-pyridinylcarbonyl)amino]ethyl]-11,14-bis[3,10,15-trioxo-7-[3-oxo-3-[[2-[(4-pyridinylcarbonyl)amino]ethyl]amino]propyl]