 | C4X-177420 | N/A | Impurity | |
| Valganciclovir EP Impurity Q Hydrochloride |
| C4X-17743 | 1356847-27-2 | Impurity | |
| Valganciclovir Impurity 3 |
 | C4X-17744 | 1401562-16-0 | Impurity | |
| Valganciclovir Impurity 4 |
 | C4X-17746 | 1356932-88-1 | Impurity | |
| Valganciclovir Impurity 6 |
 | C4X-17747 | 1401661-96-8 | Impurity | |
| Valganciclovir Impurity 7 |
 | C4X-17748 | 1356353-76-8 | Impurity | |
| Valganciclovir Impurity 8 |
| C4X-17751 | N/A | Impurity | |
| Monodeschloro-Vancomycin |
| C4X-177510 | N/A | Impurity | |
| Vancomycin EP Impurity I |
 | C4X-177511 | 2416251-24-4 | Impurity | |
| Vancomycin EP Impurity J |
 | C4X-177513 | 79517-31-0 | Impurity | |
| Vancomycin EP Impurity L |
