| Label | Id | |
|---|---|---|
| Capramol | 16586 | |
| Caproamin | 16586 | |
| Caprocid | 16586 | |
| Caprolisin | 16586 | |
| Carbobenzoxyglycine | 16532 | |
| Carbobenzyloxyglycine | 16532 | |
| CerP(t18:0/6:0) | 90165 | |
| Chenodeoxycholoyltaurine | 16525 | |
| Chryseriol | 16514 | |
| Chrysoeriol | 16514 | |
| Cmp-nana | 16556 | |
| Coniferaldehyde | 16547 | |
| Crustecdysone | 16587 | |
| D(5HT)(6-4)T | 75165 | |
| D-(+)-trehalose | 16551 |