| Bruceolline G | Organic compounds | Alkaloids and derivatives | Indolonaphthyridine alkaloids | Not Available | Details |
| Buflavine | Organic compounds | Benzenoids | Phenol ethers | Anisoles | Details |
| Calyxamine B | Organic compounds | Organoheterocyclic compounds | Piperidines | Not Available | Details |
| Cepaciamide A | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Ceratocapnidine | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | Isoquinolones and derivatives | Details |
| Cevadine | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal alkaloids | Details |
| Chilocorine | Organic compounds | Alkaloids and derivatives | 9b-azaphenalenes | Not Available | Details |
| Chisitine 2 | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | Not Available | Details |
| cis-(-)-Caseadine N-oxide | Organic compounds | Alkaloids and derivatives | Protoberberine alkaloids and derivatives | Not Available | Details |
| Clausenine | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Carbazoles | Details |
| Colchameine | Not Available | Not Available | Not Available | Not Available | Details |
| Colchifoline | Organic compounds | Hydrocarbon derivatives | Tropones | Not Available | Details |
| Colchiethine | Organic compounds | Alkaloids and derivatives | Phenethylisoquinoline alkaloids | Not Available | Details |
| Comosimine | Organic compounds | Alkaloids and derivatives | Erythrina alkaloids | Homoerythrinane alkaloids | Details |
| Corydalidzine | Organic compounds | Alkaloids and derivatives | Protoberberine alkaloids and derivatives | Not Available | Details |
| Criamide B | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Cripowelline A | Organic compounds | Organoheterocyclic compounds | Benzazepines | Not Available | Details |
| Cryprochine | Organic compounds | Alkaloids and derivatives | Proaporphines | Not Available | Details |
| Cupolamide A | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Curacin D | Organic compounds | Organosulfur compounds | Imidothioesters | Imidothiolactones | Details |
| Cyclooroidin | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Carboxylic acid derivatives | Details |
| Cycloposine | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal glycosides | Details |
| (+)-Cyclovirobuxeine F | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Sesquiterpenoids | Details |
| Deacetylakuammiline | Organic compounds | Alkaloids and derivatives | Corynanthean-type alkaloids | Not Available | Details |
| (+)-Dehydrobicoloridine | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Dehydroglaucine | Organic compounds | Alkaloids and derivatives | Aporphines | Not Available | Details |
| 5-Ketone-lycopecurine | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Sesquiterpenoids | Details |
| Delafrinone | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal alkaloids | Details |
| Delavinone | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal alkaloids | Details |
| Delsemine A | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
