| Donepezil Process Impurity 1 | 877606-65-0 | Ax-IMP2313 |
| Donepezil Dihydro Impurity | 120012-04-6 | Ax-IMP2314 |
| Donepezil Desbenzyl Deoxy Impurity | 1034439-43-4 | Ax-IMP2315 |
| Prochlorperazine Related Compound A | 1346602-34-3 | Ax-IMP2316 |
| Olmesartan Medoxomil TTBB-OH Impurity | 154709-18-9 | Ax-IMP2318 |
| Olmesartan Process Impurity 6 | 124750-51-2 | Ax-IMP2319 |
| Ascorbic acid impurity C | 21675-47-8 | Ax-IMP2320 |
| Ascorbic acid impurity D | 67776-07-2 | Ax-IMP2321 |
| Etoricoxib Impurity | 62119-88-4 (Free base) | Ax-IMP2322 |
| Etoricoxib Process Impurity 1 | 13429-29-3 | Ax-IMP2323 |