| Type | Program | Version | Descriptor |
| SMILES | ACDLabs | 12.01 | O=C2C(/N=N/c1ccc(cc1)S(=O)(=O)N)=CC=C(O)N2 |
| InChI | InChI | 1.03 | InChI=1S/C11H10N4O4S/c12-20(18,19)8-3-1-7(2-4-8)14-15-9-5-6-10(16)13-11(9)17/h1-6H,(H2,12,18,19)(H2,13,16,17)/b15-14+ |
| InChIKey | InChI | 1.03 | NVVKOBSVOCFOEN-CCEZHUSRSA-N |
| SMILES_CANONICAL | CACTVS | 3.370 | N[S](=O)(=O)c1ccc(cc1)N=NC2=CC=C(O)NC2=O |
| SMILES | CACTVS | 3.370 | N[S](=O)(=O)c1ccc(cc1)N=NC2=CC=C(O)NC2=O |
| SMILES_CANONICAL | OpenEye OEToolkits | 1.7.6 | c1cc(ccc1/N=N/C2=CC=C(NC2=O)O)S(=O)(=O)N |
| SMILES | OpenEye OEToolkits | 1.7.6 | c1cc(ccc1N=NC2=CC=C(NC2=O)O)S(=O)(=O)N |
