 | C4X-17604 | 401566-80-1 | Impurity | |
| Teneligliptin Impurity 4 |
 | C4X-17605 | 1415908-67-6 | Impurity | |
| Teneligliptin Impurity 5 |
 | C4X-17606 | N/A | Impurity | |
| Teneligliptin Impurity 6 |
| C4X-17609 | 2407632-38-4 | Impurity | |
| Teneligliptin Impurity 9 |
 | C4X-17633 | 21080-92-2 | Impurity | |
| Ticarcillin EP Impurity C |
 | C4X-176410 | 136521-48-7 | Impurity | |
| Tiotropium Bromide EP Impurity I |
| C4X-176411 | N/A | Impurity | |
| Tiotropium Bromide EP Impurity K |
 | C4X-176412 | 588-63-6 | Impurity | |
| iotropium Bromide Impurity 12 |
 | C4X-176415 | 20513-09-1 | Impurity | |
| Tiotropium Bromide Impurity 15 |
 | C4X-176418 | 51-56-9 | Impurity | |
| Tiotropium Bromide Impurity 18 |
