 | C4X-133516 | N/A | Impurity | |
| Levofolinate Impurity 16 |
| C4X-133517 | N/A | Impurity | |
| Levofolinate Impurity 17 |
| C4X-133518 | N/A | Impurity | |
| Levofolinate Impurity 18 |
| C4X-133519 | 28459-40-7(free base) | Impurity | |
| Calcium Levofolinate EP Impurity F(Calcium salt) |
| C4X-13353 | N/A | Impurity | |
| Calcium Levofolinate EP Impurity B |
| C4X-13355 | 944737-05-7?free base? | Impurity | |
| Calcium Levofolinate EP Impurity E Calcium salt |
 | C4X-13357 | 4349-43-3 | Impurity | |
| Levofolinate Impurity 7 |
| C4X-13358 | 4299-32-5 | Impurity | |
| Levofolinate Impurity 8 |
| C4X-13359 | 73951-54-9?Free base? | Impurity | |
| Levofolinate EP Impurity H Calcium salt |
| C4X-13361 | 910138-96-4 | Impurity | |
| Duloxetine EP Impurity A |
