 | C4X-13636 | 661489-22-1 | Impurity | |
| Rilpivirine Nitrile Z-isomer |
 | C4X-13641 | 225785-54-6 | Impurity | |
| Lercanidipine Impurity 1 |
 | C4X-136414 | 887769-34-8 | Impurity | |
| Lercanidipine Impurity 14 |
| C4X-136416 | N/A | Impurity | |
| Lercanidipine Impurity 16 |
| C4X-136417 | N/A | Impurity | |
| Lercanidipine Impurity 17 |
 | C4X-136418 | 184866-29-3 | Impurity | |
| Lercanidipine Impurity 18 HCl |
 | C4X-136419 | 187731-34-6 | Impurity | |
| Lercanidipine Impurity 19 HCl |
| C4X-13642 | N/A | Impurity | |
| Lercanidipine Impurity 2 |
| C4X-136420 | 890045-70-2 | Impurity | |
| Lercanidipine Impurity 20 |
 | C4X-136421 | 210579-71-8 | Impurity | |
| Lercanidipine Impurity 21 HCl |
