| COLESEVELAM AMINOQUAT IMPURITY | 33968-67-1 | Ax-IMP100 |
| Cefdinir Decarboxy Open Ring Lactone (Mixture of A and B) | 178949-04-7 | Ax-IMP099 |
| (E)-Cefdinir | 178601-88-2 | Ax-IMP098 |
| Cefdinir Glyoxalic Analog | 79350-14-4 | Ax-IMP097 |
| Cedinir Isoxazole Analog | NA | Ax-IMP096 |
| Cefdinir Lactone | 946573-41-7 | Ax-IMP095 |
| 7S-Cefdinir | 178601-89-3 | Ax-IMP094 |
| 3-Methyl Cefdinir | 71091-93-5 | Ax-IMP093 |
| Cefdinir thiazine analog | 178422-39-4 | Ax-IMP092 |
| Cefdinir sulfoxide | 934986-48-8 | Ax-IMP091 |