TETRASODIUM 3-[(E)-{4-[({4-[(E)-(4,8-DISULFONATONAPHTHALEN-2-YL)DIAZENYL]-2-METHOXY-5-METHYLPHENYL}CARBAMOYL)AMINO]-5-METHOXY-2-METHYLPHENYL}DIAZENYL]NAPHTHALENE-1,5-DISULFONATE
CAS No. 79122-38-6