| Tetrahydrofolate Impurity F | 4033-27-6 | Ax-IMP1306 |
| 1,2-bis(3-fluorophenyl)disulfane | 21099-60-5 | Ax-912 |
| bis(4-fluorophenyl)sulfane | 404-38-6 | Ax-913 |
| Tetrahydrofolate Impurity G | 59-30-3 | Ax-IMP1307 |
| 1-acetyl-2,5-dihydro-1H-pyrrole-2-carboxylic acid | 76945-40-9 | Ax-914 |
| Teneligliptin Impurity A | NA | Ax-IMP1308 |
| 2,5-dihydro-1H-pyrrole-2-carboxylic acid | 3395-35-5 | Ax-915 |
| L-Tadalafil | 629652-72-8 | Ax-IMP1309 |
| methyl 1-acetyl-2,5-dihydro-1H-pyrrole-2-carboxylate | NA | Ax-916 |
| N-Desmethyl Tadalafil | 171596-36-4 | Ax-IMP1310 |