3-{[4-(Ethoxycarbonyl)pyrazol-3-yl]diazenyl}-7-{[(6-{[4-(ethoxycarbonyl)pyrazol-3-yl]diazenyl}-5-hydroxy-7-sulfo(2-naphthyl))amino]carbonylamino}-4-hydroxynaphthalene-2-sulfonic acid AIDS-104485 AIDS104485