 | C4X-17267 | 137281-39-1 | Impurity | |
| Pemetrexed Impurity 7 |
 | C4X-17269 | 193281-05-9 | Impurity | |
| Pemetrexed Impurity 9 |
 | C4X-172811 | 74857-22-0 | Impurity | |
| Pentoxifylline EP Impurity K |
 | C4X-172812 | 200556-62-3 | Impurity | |
| Pentoxifylline EP Impurity H |
 | C4X-172813 | 874747-30-5 | Impurity | |
| Pentoxifylline EP Impurity J |
 | C4X-172814 | 6493-07-8 | Impurity | |
| Pentoxifylline Impurity 14 |
 | C4X-172816 | 6493-06-7 | Impurity | |
| Pentoxifylline Impurity 16 |
 | C4X-172819 | 6135-54-2 | Impurity | |
| Pentoxifylline Impurity 19 |
| C4X-172820 | 2035-08-7 | Impurity | |
| Pentoxifylline Impurity 20 |
| C4X-172821 | 14447-27-9 | Impurity | |
| Pentoxifylline Impurity 21 |
