| N-Acetyl-L-proline | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Nemorosonol | Not Available | Not Available | Not Available | Not Available | Details |
| Neoisobractatin A | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| Nimbanal | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Nimbilin | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Nimolinin | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Nymphayol | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Hydroxysteroids | Details |
| Oliganthic acid A | Not Available | Not Available | Not Available | Not Available | Details |
| Oliganthin A | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| Oliganthin B | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| 5-chloro-4,6-dihydroxy-3-[3-(2-hydroxypropan-2-yl)oxiran-2-yl]-6-methylcyclohex-2-en-1-one | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbonyl compounds | Details |
| Oliganthin K | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| Oliveramine | Organic compounds | Organoheterocyclic compounds | Pyranopyridines | Not Available | Details |
| 5'-(furan-3-yl)-2'-hydroxy-2,4a,5-trimethyl-2,3,4,7,8,8a-hexahydrospiro[naphthalene-1,3'-oxolan]-3-yl acetate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Pandalizine B | Not Available | Not Available | Not Available | Not Available | Details |
| Pandamarilactone 2 | Organic compounds | Organoheterocyclic compounds | Azaspirodecane derivatives | Not Available | Details |
| (2r,4ar,6as,6br,8ar,9s,10r,12ar,12br,14bs)-10-hydroxy-2,9-bis(hydroxymethyl)-2,6a,6b,9,12a-pentamethyl-1,3,4,5,6,7,8,8a,10,11,12,12b,13,14b-tetradecahydropicene-4a-carboxylic acid | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Penicisochroman E | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 2-benzopyrans | Details |
| Penicitrinol G | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| 2-methylpiperidine | Organic compounds | Organoheterocyclic compounds | Piperidines | Not Available | Details |
| Pentyl isobutanoate | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Carboxylic acid derivatives | Details |
| 2-Phenylethyl salicylate | Organic compounds | Benzenoids | Benzene and substituted derivatives | Benzoic acids and derivatives | Details |
| Phylligenin | Organic compounds | Lignans, neolignans and related compounds | Furanoid lignans | Not Available | Details |
| Pitholide A | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty alcohols | Details |
| p-Mentha-1,5,8-triene | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Monoterpenoids | Details |
| Pulvilloric acid | Organic compounds | Organoheterocyclic compounds | Benzopyrans | Not Available | Details |
| R-30-hydroxygambogic acid | Not Available | Not Available | Not Available | Not Available | Details |
| Rhodanthenone B | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Rindoside | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Pentacarboxylic acids and derivatives | Details |
| Rubropunctin | Not Available | Not Available | Not Available | Not Available | Details |
