| 1-chlorobutane-1,1-d2 | 59954-38-0 | Ax-17675 |
| Levodopa d3 | 53587-29-4 | Ax-17674 |
| 2-(2-((2,6-dichlorophenyl)amino)phenyl-3,4,5,6-d4)-N,N-dimethylacetamide | 1217360-64-9 | Ax-17673 |
| 2-(2-iodophenyl-3,4,5,6-d4)-N,N-dimethylacetamide | 1217360-63-8 | Ax-17672 |
| phenylacetic acid-d5 | 104182-98-1 | Ax-17671 |
| 2-(2-iodophenyl-3,4,5,6-d4)acetic acid | 1217360-62-7 | Ax-17670 |
| ethyl 2-bromoacetate-13C2 | 61898-49-5 | Ax-17669 |
| 2-chloroethan-1-ol-d | 14848-86-3 | Ax-17668 |
| Acetylcholin-2,2-d(2)-perchlorat | 54680-61-4 | Ax-17666 |
| Acetyl-d(3)-cholin-perchlorat | 54680-56-7 | Ax-17665 |