 | C4X-179368 | N/A | Impurity | |
| Ceftizoxime Impurity 68 |
| C4X-179375 | 94088-75-2 | Impurity | |
| Ceftizoxime Impurity 74(isomers mixture) |
| C4X-179379 | N/A | Impurity | |
| Thiazole Aide Chain Active Ester Related Compound 2 |
| C4X-17938 | 33477-97-3 | Impurity | |
| Ceftizoxime Impurity 8 |
 | C4X-17941 | 76811-98-8 | Impurity | |
| Fexofenadine EP Impurity A |
 | C4X-179412 | 154477-54-0 | Impurity | |
| Fexofenadine Impurity 12 |
 | C4X-17942 | 479035-75-1 | Impurity | |
| Fexofenadine EP Impurity B |
 | C4X-179425 | 174483-06-8 | Impurity | |
| Fexofenadine Impurity 25 |
 | C4X-17943 | 185066-37-9 | Impurity | |
| Fexofenadine EP Impurity C |
 | C4X-17944 | 154825-96-4 | Impurity | |
| Fexofenadine EP Impurity D |
