 | C4X-13449 | NA | Stable isotopes | |
| Sertraline-13C-15N-d3 |
| C4X-134886 | NA | Stable isotopes | |
| [13C5]-Avibactam sodium salt |
 | C4X-134921 | 1006718-20-2 | Stable isotopes | |
| Terazosin-d8 |
 | C4X-135233 | 1173020-43-3 | Stable isotopes | |
| Fluoxetine-d5 HCl |
| C4X-135416 | 5697-56-3 (Unlabeled) | Stable isotopes | |
| Pomalidomide Impurity 16-D4 |
 | C4X-135417 | 1377838-49-7 | Stable isotopes | |
| Pomalidomide Impurity 17-D5 |
 | C4X-13557 | 1794789-93-7 | Stable isotopes | |
| Vilazodone-d8 |
| C4X-135711 | NA | Stable isotopes | |
| Flunarizine-d8 Dihydrochloride |
 | C4X-135834 | 2747915-67-7 | Stable isotopes | |
| Cefditoren-d3 |
 | C4X-135936 | 1189889-44-8 | Stable isotopes | |
| Telmisartan-d3 |
