215785-87-8 4-({6-[(N-{6-[(4-Carboxy-2-methoxyphenyl)diazenyl]-5-hydroxy-7-sulfo(2-naphthyl)}carbamoyl)amino]-1-hydroxy-3-sulfo(2-naphthyl)}diazenyl)-3-methoxybenzoic acid AIDS-104405 AIDS104405