 | C4X-13833 | 868754-42-1 | Impurity | |
| Pioglitazone EP Impurity E |
 | C4X-13834 | 952188-00-0 | Impurity | |
| Pioglitazone EP Impurity C |
 | C4X-13835 | 868754-41-0 | Impurity | |
| Pioglitazone EP Impurity D |
 | C4X-13836 | 144809-28-9 | Impurity | |
| Pioglitazone Impurity 6 |
 | C4X-13837 | 146062-44-4 | Impurity | |
| Hydroxy Pioglitazone M-IV |
 | C4X-13838 | 74772-78-4 | Impurity | |
| Pioglitazone Impurity 8 |
 | C4X-13839 | 145350-09-0 | Impurity | |
| Pioglitazone N-Oxide |
 | C4X-13841 | 139306-10-8 | Impurity | |
| Rivastigmine EP Impurity A |
 | C4X-138410 | 105601-04-5 | Impurity | |
| Rivastigmine Impurity 10 |
 | C4X-138411 | 123441-03-2 | Impurity | |
| Rivastigmine Impurity 11 |
