 | C4X-164115 | 107868-30-4 (unlabelled) | Stable isotopes | |
| Exemestane-d3 |
 | C4X-16436 | 1092484-69-9 | Stable isotopes | |
| Fenofibrate EP Impurity B-d6 (Fenofibric Acid-d6) |
 | C4X-164517 | 1131342-85-2 | Stable isotopes | |
| Finasteride-d9 |
| C4X-165114 | NA | Stable isotopes | |
| Fluvastatin-D6 Sodium Salt |
 | C4X-166627 | 1216883-23-6 | Stable isotopes | |
| Irbesartan-d4 |
 | C4X-166752 | 718612-51-2 | Stable isotopes | |
| Irinotecan Impurity 52-D5 |
| C4X-167311 | 1185240-22-5 | Stable isotopes | |
| Leflunomide EP Impurity B-d4 (Teriflunomide-d4) |
 | C4X-167616 | 586954-09-8 | Stable isotopes | |
| Levodopa EP Impurity C-d3 (S-isomer) (L-3-O-Methyldopa-d3) |
| C4X-167947 | NA | Stable isotopes | |
| Lidocaine-d6 HCl |
 | C4X-168316 | 1246820-62-1 | Stable isotopes | |
| Losartan Carboxylic Acid-d4 |
