2,6-Pyridinedicarboxamide, 1,4-dihydro-4-[3-(phenylamidinoamidino)imino]-N,N-1-tris(phenylamidinoamidino)- 2,6-Pyridinedicarboxamide, 1,4-dihydro-N,N',1-tris[imino[[imino(phenylamino)methyl]amino]methyl]-4-[[imino[[imino(phenylamino)methyl]amino]methyl]imino]- 74050-92-3 NSC221153