4-Hydroxy-7-({4-[N-(5-hydroxy-6-{[5-(hydroxymethyl)-2-methylphenyl]diazenyl}-7-sulfo(2-naphthyl))carbamoyl]phenyl}carbonylamino)-3-{[5-(hydroxymethyl)-2-methylphenyl]diazenyl}naphthalene-2-sulfonic acid AIDS-104467 AIDS104467