 | C4X-15991 | 1210-35-1 | Impurity | |
| Cyclobenzaprine Impurity 1 |
 | C4X-15995 | 6682-26-4 | Impurity | |
| Cyclobenzaprine Impurity 5 |
 | C4X-15996 | 10354-00-4 | Impurity | |
| Cyclobenzaprine Impurity 6 |
 | C4X-16014 | 2477-61-4 | Impurity | |
| Cyproterone Impurity 4 |
 | C4X-16017 | 2668-74-8 | Impurity | |
| Cyproterone Acetate EP Impurity H |
 | C4X-16021 | 102961-72-8 | Impurity | |
| Dalbavancin Nucleus A40926(Mixture) |
 | C4X-160622 | 169280-56-2 | Impurity | |
| Darunavir Intermediate 22 |
 | C4X-160629 | 98-74-8 | Impurity | |
| Darunavir Impurity 29 |
 | C4X-160711 | 87-63-8 | Impurity | |
| Dasatinib Impurity 11 |
 | C4X-16072 | 910297-52-8 | Impurity | |
| Dasatinib Impurity 2 |
