 | C4X-167216 | 608-27-5 | Impurity | |
| Lamotrigine Impurity 16 |
 | C4X-16722 | 252186-79-1 | Impurity | |
| Lamotrigine EP Impurity F |
 | C4X-167220 | 136565-76-9 | Impurity | |
| Lamotrigine impurity 20 |
 | C4X-16723 | 38943-76-9 | Impurity | |
| Lamotrigine EP Impurity G |
 | C4X-16724 | 94213-23-7 | Impurity | |
| Lamotrigine EP Impurity C |
 | C4X-16725 | 661463-79-2 | Impurity | |
| Lamotrigine EP Impurity D |
| C4X-16728 | N/A | Impurity | |
| Lamotrigine Dimer Impurity 8 |
 | C4X-167312 | 455-14-1 | Impurity | |
| Leflunomide EP Impurity A |
| C4X-167315 | 4637-24-5 | Impurity | |
| Leflunomide Impurity 15 |
 | C4X-16734 | 42831-50-5 | Impurity | |
| Leflunomide EP Impurity D |
