[Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1\N=N\C1=C(O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(\N=N\C2=C(O)C3=C(C=C(C=C3N)S([O-])(=O)=O)C=C2S([O-])(=O)=O)C(C)=C1