 | C4X-17945 | 115-46-8 | Impurity | |
| Fexofenadine EP Impurity E |
 | C4X-17946 | 185066-33-5 | Impurity | |
| Fexofenadine EP Impruity F |
 | C4X-17947 | 1187954-57-9 | Impurity | |
| Fexofenadine EP Impurity G |
| C4X-179615 | N/A | Impurity | |
| (E)-Cilnidipine Impurity 15 |
| C4X-179616 | N/A | Impurity | |
| (Z)-Cilnidipine Impurity 16 |
 | C4X-17965 | 146924-45-0 | Impurity | |
| Z-Cilnidipine Impurity 5 |
 | C4X-17966 | 146845-34-3 | Impurity | |
| Cilnidipine Impurity 6 |
 | C4X-17967 | 146845-35-4 | Impurity | |
| Cilnidipine Impurity 7 |
 | C4X-17969 | 74936-76-8 | Impurity | |
| Cilnidipine Impurity 9 |
 | C4X-17971 | 342631-41-8 | Impurity | |
| Tenofovir Alafenamide Impurity 1 |
