SMILES: [Na+].CC1C=CC(=CC=1)S(=O)(=O)OC1C=CC(=CC=1)/N=N/C1C=CC(=CC=1S([O-])(=O)=O)C1C=CC(=CC=1)/N=N/C1C(=O)N(N=C1C)C1C=CC(=CC=1)S(O)(=O)=O