3-[(1,4-Dioxo(2,3-dihydrophthalazin-5-yl))diazenyl]-7-[({6-[(1,4-dioxo(2,3-dihydrophthalazin-5-yl))diazenyl]-5-hydroxy-7-sulfo(2-naphthyl)}amino)carbonylamino]-4-hydroxynaphthalene-2-sulfonic acid AIDS-104400 AIDS104400