2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4'-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-3-[(3-nitrophenyl)azo]-, trisodium salt AIDS-030555 AIDS030555 NSC79744 Naphthalenedisulfonic acid der.