4,4'-Bis(8-hydroxy-5-sulfo-7-quinolineazo)stilbene-2,2'-disulfonic acid 7,7'-{(E)-Ethene-1,2-diylbis[(3-sulfo-4,1-phenylene)(E)diazene-2,1-diyl]}bis(8-hydroxyquinoline- 5-sulfonic acid) AIDS-030371 AIDS030371 NSC638352 Quinobene