| Label | Id | |
|---|---|---|
| C26-CoA | 31330 | |
| Cadralazine | 31331 | |
| Calafatimine | 3300 | |
| Calaxin | 3302 | |
| Calcidiol | 17933 | |
| Calcimycin | 3305 | |
| Calcitonin | 3306 | |
| Calebassone | 3318 | |
| Callicarpone | 3321 | |
| Callichiline | 3322 | |
| Calligonine | 3323 | |
| Calophyllolide | 3328 | |
| Calotropin | 3329 | |
| Calpeptin | 3330 | |
| Calpurnine | 3331 |