 | C4X-174414 | 87269-97-4 | Impurity | |
| Ramipril EP Impurity E |
 | C4X-174415 | 108736-10-3 | Impurity | |
| Ramipril EP Impurity K |
 | C4X-174416 | 2743-38-6 | Impurity | |
| Ramipril EP Impurity M |
 | C4X-174420 | 885516-61-0 | Impurity | |
| Ramipril EP Impurity C |
| C4X-174421 | 295328-72-2 (free base) | Impurity | |
| Ramipril EP Impurity B HCl |
| C4X-174423 | N/A | Impurity | |
| Ramipril EP Impurity N HCl |
 | C4X-174426 | 99742-35-5 | Impurity | |
| Ramipril EP Impurity C |
 | C4X-17447 | 1246253-05-3 | Impurity | |
| Ramipril EP Impurity J |
 | C4X-174512 | 173990-76-6 | Impurity | |
| Ropinirole EP Impurity D HCl |
| C4X-174513 | 221264-43-3 | Impurity | |
| Ropinirole EP Impurity C HCl |
