1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy- 314-13-6 (TETRASODIUM SALT) 6968-33-8 AIDS-000068 AIDS000068 C.I. Direct Blue 53 (*Tetrasodium salt*) Evans Blue (*Tetrasodium salt*) NSC65849 (TETRASODIUM SALT) Suramin analog