| Label | Id | |
|---|---|---|
| isoleucinium | 32613 | |
| isomalt | 150326 | |
| isopseudostrychnine | 132664 | |
| isostrychnine | 132659 | |
| isotalatizidine | 132628 | |
| leucinate | 32627 | |
| leucinium | 32628 | |
| mesaconine | 132645 | |
| metam(1-) | 141326 | |
| methioninate | 32644 | |
| methioninium | 32646 | |
| neojiangyouaconitine | 132635 | |
| neoline | 132629 | |
| nodakenetin | 132623 | |
| novacine | 132669 |