 | C4X-142292 | N/A | Impurity | |
| Ursodeoxycholic Acid impurity 92 |
| C4X-142293 | N/A | Impurity | |
| Ursodeoxycholic Acid impurity 93 |
| C4X-142294 | 25218-37-5 | Impurity | |
| Ursodeoxycholic Acid impurity 94 |
| C4X-14241 | 17471-10-2 | Impurity | |
| Diphenhydramine EP Impurity A(Dimenhydrinate EP Impurity F) |
 | C4X-14242 | 19804-27-4 | Impurity | |
| Diphenhydramine EP Impurity B |
 | C4X-14243 | 1808-12-4 | Impurity | |
| Diphenhydramine EP Impurity C HCl |
 | C4X-14244 | 4024-34-4 | Impurity | |
| Diphenhydramin EP Impurity B HCl (Dimenhydrinate EP Impurity G HCl) |
 | C4X-14245 | 53499-40-4 | Impurity | |
| Diphenhydramine EP Impurity A HCl |
 | C4X-14246 | 3922-74-5 | Impurity | |
| Diphenhydramine N-Oxide |
| C4X-14249 | N/A | Impurity | |
| Diphenhydramine impurity 9 |
