Benzenecarboximidamide, 4,4'-[1,3-phenylenebis(iminocarbonylimino)]bis[N-[4-[imino[[4-[imino(methylamino)methyl]phenyl]amino]methyl]phenyl]-, hexahydrochloride NSC80972 Urea, 1,1'-m-phenylenebis[3-[p-[N'-[p-[N'-[p-(N'-methylamidino)phenyl]amidino]phenyl]amidino]phenyl]-, hexahydrochloride