| Label | Id | |
|---|---|---|
| petunidin | 75318 | |
| picrocrocin | 53168 | |
| pinazepam | 135315 | |
| poly[(1->4)-beta-D-mannuronate] | 85311 | |
| polychlorobiphenyl | 53156 | |
| prenyl-FMNH2 | 87531 | |
| pristane | 53181 | |
| proINDY | 195315 | |
| rac-1,2-diglyceride | 75531 | |
| rosafluene | 53172 | |
| rubianthraquinone | 69531 | |
| safranal | 53169 | |
| serpentine(1+) | 142531 | |
| sotrastaurin | 90531 | |
| suberosol | 66531 |