.png)
| CAT No | : AM-A18366 |
| CAS No | : 50-35-1 |
| Molecular Formula | : C13H10N2O4 |
| Molecular Weight | : 258.2 |
| CAT No | : AM-A07911 |
| CAS No | : 19171-19-8 |
| Molecular Formula | : C13H11N3O4 |
| Molecular Weight | : 273.2 |
| CAT No | : AM-A18368 |
| CAS No | : 19171-18-7 |
| Molecular Formula | : C13H9N3O6 |
| Molecular Weight | : 303.2 |