 | C4X-17518 | 1010809-43-4 | Impurity | |
| Ritonavir EP Impurity H |
 | C4X-17519 | 165315-26-4 | Impurity | |
| Ritonavir EP Impurity I |
 | C4X-175212 | 700-37-8 | Impurity | |
| Rizatriptan Impurity 12 |
 | C4X-175214 | 110-95-2 | Impurity | |
| Rizatriptan Impurity 14 |
 | C4X-175219 | 144034-84-4 (free base) | Impurity | |
| Rizatriptan EP Impurity I HCl |
 | C4X-17522 | 260435-42-5 | Impurity | |
| Rizatriptan EP Impurity H |
| C4X-175220 | 144034-84-4 (free base) | Impurity | |
| Rizatriptan EP Impurity I Formate Salt |
 | C4X-17523 | 1000673-59-5 | Impurity | |
| Rizatriptan EP Impurity G |
 | C4X-17524 | 160194-39-8 | Impurity | |
| RFizatriptan EP Impurity F |
| C4X-17525 | N/A | Impurity | |
| ERizatriptan EP Impurity E |
