| Label | Id | |
|---|---|---|
| hexaaquacalcium(2+) | 32581 | |
| histidinate | 32530 | |
| histidinate(1-) | 32529 | |
| histidinate(2-) | 32530 | |
| histidinediium | 32532 | |
| histidinium | 32531 | |
| histidinium(1+) | 32531 | |
| histidinium(2+) | 32532 | |
| hydrazinediium | 35325 | |
| lysinate | 32563 | |
| nicotinate | 32544 | |
| nucleon | 33253 | |
| nucleus | 33252 | |
| lysinediium | 32565 | |
| lysinium | 32564 |