| (+)-Manibacanine | Organic compounds | Alkaloids and derivatives | Protoberberine alkaloids and derivatives | Not Available | Details |
| Masonine | Organic compounds | Alkaloids and derivatives | Amaryllidaceae alkaloids | Homolycorine-type amaryllidaceae alkaloids | Details |
| Mauritine J | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Microginin 299B | Organic compounds | Organic acids and derivatives | Peptidomimetics | Hybrid peptides | Details |
| Microginin 299C | Organic compounds | Organic acids and derivatives | Peptidomimetics | Hybrid peptides | Details |
| Microginin 299D | Organic compounds | Organic acids and derivatives | Peptidomimetics | Hybrid peptides | Details |
| trimethylsilyl (1s,2r,4as,6as,6br,8ar,10r,12ar,12br,14bs)-1,2,6a,6b,9,9,12a-heptamethyl-10-[(trimethylsilyl)oxy]-2,3,4,5,6,7,8,8a,10,11,12,12b,13,14b-tetradecahydro-1h-picene-4a-carboxylate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Montanastatin | Organic compounds | Organic acids and derivatives | Peptidomimetics | Depsipeptides | Details |
| Motuporamine B | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Amines | Details |
| Munzianine | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Muramine | Organic compounds | Alkaloids and derivatives | Protopine alkaloids | Not Available | Details |
| Muricatisine | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbonyl compounds | Details |
| 2-ethenyl-3,10a-dihydroxy-2,4b,8,8-tetramethyl-decahydrophenanthren-4-yl 3-methylbut-2-enoate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Murrayamine K | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Carbazoles | Details |
| (1as,3as,6as,6br)-2-(hydroxymethyl)-5,5,6b-trimethyl-1h,3ah,4h,6h,6ah-cyclopropa[e]indene-1a-carbaldehyde | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Alcohols and polyols | Details |
| n-ethylpropanimidic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Carboxylic acid derivatives | Details |
| 1-{3-[(3-butanoyl-2,4-dihydroxy-6-methoxy-5-methylphenyl)methyl]-2,6-dihydroxy-4-methoxy-5-methylphenyl}butan-1-one | Organic compounds | Benzenoids | Benzene and substituted derivatives | Diphenylmethanes | Details |
| Naamine C | Organic compounds | Benzenoids | Phenols | Methoxyphenols | Details |
| N-Deacetylisoretuline | Organic compounds | Alkaloids and derivatives | Strychnos alkaloids | Not Available | Details |
| N-Demethylalfileramine | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| N-Demethylhuperzinine | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | Quinolones and derivatives | Details |
| (6e,11s,14e)-11,16-dihydroxy-2,6,14-trimethyl-10-methylidenehexadeca-2,6,14-trien-4-one | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| N-Methylcrinasiadine | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | Porphyrins | Details |
| 2-(6-acetyl-5-hydroxy-2,3-dihydro-1-benzofuran-2-yl)prop-2-en-1-yl acetate | Organic compounds | Benzenoids | Benzene and substituted derivatives | Acetophenones | Details |
| Nordercitin | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | Benzoquinolines | Details |
| Norisocorytuberine | Organic compounds | Alkaloids and derivatives | Aporphines | Not Available | Details |
| (-)-N-Demethylroehybridine | Organic compounds | Alkaloids and derivatives | Harmala alkaloids | Not Available | Details |
| 8-benzoyl-2-[(3e)-1,2-dihydroxyhex-3-en-1-yl]-6,9-dihydroxy-8-methoxy-3-methyl-1-oxa-7-azaspiro[4.4]nona-2,6-dien-4-one | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbonyl compounds | Details |
| Norsarcocapnine | Organic compounds | Alkaloids and derivatives | Cularin alkaloids and derivatives | Not Available | Details |
| Nummularine S | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
