 | C4X-227519 | 113507-06-5 (unlabelled) | Stable isotopes | |
| Moxidectin-d3 |
| C4X-22791 | 1246819-46-4 | Stable isotopes | |
| Eperisone-d10 HCl |
| C4X-229115 | 69-81-8 (unlabelled) | Stable isotopes | |
| Carbazochrome-d3 |
 | C4X-22921 | 1309935-98-5 | Stable isotopes | |
| 6-Sulfatoxy Melatonin-d4 |
| C4X-22928 | NA | Stable isotopes | |
| 6-Sulfatoxy Melatonin-d4 Sodium Salt |
| C4X-22951 | NA | Stable isotopes | |
| Dienogest-d6 |
| C4X-229913 | NA | Stable isotopes | |
| SAR107375E Impurity 13 d8 |
| C4X-229914 | NA | Stable isotopes | |
| SAR107375E Impurity 14 d8 |
| C4X-229915 | NA | Stable isotopes | |
| SAR107375E Impurity 15 D11 |
 | C4X-230616 | 1178903-96-2 | Stable isotopes | |
| Cyclophosphamide-d8 |
