| Label | Id | |
|---|---|---|
| Prenisatin | 204137 | |
| Prezeamine | 220446 | |
| Pro-Ala-Lys | 162042 | |
| Pro-Ala-Met | 162044 | |
| Pro-Ala-Phe | 162045 | |
| Pro-Ala-Pro | 162048 | |
| Pro-Cys-Phe | 162204 | |
| Protohypericin | 204898 | |
| Putidolumazine | 204005 | |
| Pyridovericin-N-O-(4-O-methyl-beta-D-glucopyranoside) | 220404 | |
| RES-1149-2 | 204461 | |
| RS-22B | 204500 | |
| Rhodochelin | 204946 | |
| Roseocardin | 204128 | |
| S-alkyl-CoA | 62204 |