{"id":22442,"npaid":"NPA022442","original_name":"Tricycloalterfurene A","mol_formula":"C21H30O4","mol_weight":"346.4670","exact_mass":"346.2144","inchikey":"QCNXEAUXCVROLM-XVSBMABSSA-N","smiles":"CC(=CCC/C(=C/[C@H]1C[C@@]2([C@H](O1)CC3=C(O2)[C@H](CCC3=O)O)C)/C)C","cluster_id":4235,"node_id":3132,"has_exclusions":false,"synonyms":[],"inchi":"InChI=1S/C21H30O4/c1-13(2)6-5-7-14(3)10-15-12-21(4)19(24-15)11-16-17(22)8-9-18(23)20(16)25-21/h6,10,15,18-19,23H,5,7-9,11-12H2,1-4H3/b14-10+/t15-,18-,19+,21+/m0/s1","m_plus_h":"347.2217","m_plus_na":"369.2036","origin_reference":{"doi":"10.1021/acs.jnatprod.7b00478","pmid":28836786,"authors":"Shi, Zhen-Zhen; Miao, Feng-Ping; Fang, Sheng-Tao; Liu, Xiang-Hong; Yin, Xiu-Li; Ji, Nai-Yun","title":"Sesteralterin and Tricycloalterfurenes A-D: Terpenes with Rarely Occurring Frameworks from the Marine-Alga-Epiphytic Fungus Alternaria alternata k21-1","journal":"Journal of Natural Products","year":2017,"volume":"80","issue":"9","pages":"2524-2529"},"origin_organism":{"id":7305,"type":"Fungus","genus":"Alternaria","species":"alternata k21-1","taxon":{"id":649,"name":"Alternaria","rank":"genus","taxon_db":"mycobank","external_id":"7106","ncbi_id":5598,"ancestors":[{"id":599,"name":"Eukarya","rank":"domain","taxon_db":"mycobank","external_id":"0","ncbi_id":2759},{"id":600,"name":"Fungi","rank":"kingdom","taxon_db":"mycobank","external_id":"90157","ncbi_id":4751},{"id":617,"name":"Ascomycota","rank":"phylum","taxon_db":"mycobank","external_id":"90031","ncbi_id":4890},{"id":618,"name":"Dothideomycetes","rank":"class","taxon_db":"mycobank","external_id":"501481","ncbi_id":147541},{"id":645,"name":"Pleosporales","rank":"order","taxon_db":"mycobank","external_id":"90563","ncbi_id":92860},{"id":648,"name":"Pleosporaceae","rank":"family","taxon_db":"mycobank","external_id":"81188","ncbi_id":28556}]}},"syntheses":[],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.1021/acs.jnatprod.7b00478","structure_smiles":"CC(=CCC/C(=C/[C@H]1C[C@@]2([C@H](O1)CC3=C(O2)[C@H](CCC3=O)O)C)/C)C","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[{"external_db_name":"npmrd","external_db_code":"NP0016907"}],"classyfire":{"class":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001818","name":"Furopyrans","chemont_id":"CHEMONTID:0001818","description":"Organic polycyclic compounds containing a furan ring fused to a pyran ring. Furan is a five-membered aromatic ring with four carbon atoms and one oxygen atom. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds."},"smiles":"[H]\\C(=C(\\C)CCC=C(C)C)[C@@]1([H])C[C@@]2(C)OC3=C(C[C@@]2([H])O1)C(=O)CC[C@]3([H])O","kingdom":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000000","name":"Organic compounds","chemont_id":"CHEMONTID:0000000","description":"Compounds that contain at least one carbon atom, excluding isocyanide/cyanide and their non-hydrocarbyl derivatives, thiophosgene, carbon diselenide, carbon monosulfide, carbon disulfide, carbon subsulfide, carbon monoxide, carbon dioxide, Carbon suboxide, and dicarbon monoxide."},"inchikey":"InChIKey=QCNXEAUXCVROLM-XVSBMABSSA-N","subclass":null,"ancestors":["Alcohols and polyols","Carbonyl compounds","Chemical entities","Cyclic ketones","Cyclohexenones","Dialkyl ethers","Ethers","Furans","Furopyrans","Hydrocarbon derivatives","Ketones","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Pyrans","Secondary alcohols","Tetrahydrofurans","Vinylogous esters"],"superclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000002","name":"Organoheterocyclic compounds","chemont_id":"CHEMONTID:0000002","description":"Compounds containing a ring with least one carbon atom and one non-carbon atom."},"description":"This compound belongs to the class of organic compounds known as furopyrans. These are organic polycyclic compounds containing a furan ring fused to a pyran ring. Furan is a five-membered aromatic ring with four carbon atoms and one oxygen atom. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds.","substituents":["Furopyran","Cyclohexenone","Pyran","Vinylogous ester","Tetrahydrofuran","Furan","Secondary alcohol","Ketone","Oxacycle","Ether","Dialkyl ether","Organic oxygen compound","Organic oxide","Hydrocarbon derivative","Organooxygen compound","Carbonyl group","Alcohol","Aliphatic heteropolycyclic compound"],"direct_parent":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001818","name":"Furopyrans","chemont_id":"CHEMONTID:0001818","description":"Organic polycyclic compounds containing a furan ring fused to a pyran ring. Furan is a five-membered aromatic ring with four carbon atoms and one oxygen atom. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds."},"intermediate_nodes":[],"alternative_parents":[{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004325","name":"Cyclohexenones","chemont_id":"CHEMONTID:0004325","description":"Compounds containing a cylohexenone moiety, which is a six-membered aliphatic ring that carries a ketone and has one endocyclic double bond."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000086","name":"Pyrans","chemont_id":"CHEMONTID:0000086","description":"Compounds containing a pyran ring, which is a six-member heterocyclic, non-aromatic ring with five carbon atoms, one oxygen atom and  two ring double bonds."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003891","name":"Vinylogous esters","chemont_id":"CHEMONTID:0003891","description":"Organic compounds containing an ester group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002648","name":"Tetrahydrofurans","chemont_id":"CHEMONTID:0002648","description":"Heterocyclic compounds containing a saturated, aliphatic, five-membered ring where a carbon is replaced by an oxygen."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000076","name":"Furans","chemont_id":"CHEMONTID:0000076","description":"Compounds containing a furan ring, which is a five-member aromatic ring with one oxygen atom, four carbon atoms."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001661","name":"Secondary alcohols","chemont_id":"CHEMONTID:0001661","description":"Compounds containing a secondary alcohol functional group, with the general structure HOC(R)(R') (R,R'=alkyl, aryl)."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004140","name":"Oxacyclic compounds","chemont_id":"CHEMONTID:0004140","description":"Organic compounds containing an heterocycle with at least one oxygen atom linked to a ring carbon."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001167","name":"Dialkyl ethers","chemont_id":"CHEMONTID:0001167","description":"Organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are alkyl groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003940","name":"Organic oxides","chemont_id":"CHEMONTID:0003940","description":"Organic compounds containing an oxide group."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004150","name":"Hydrocarbon derivatives","chemont_id":"CHEMONTID:0004150","description":"Derivatives of hydrocarbons obtained by substituting one or more carbon atoms by an heteroatom. They contain at least one carbon atom and heteroatom."}],"molecular_framework":"Aliphatic heteropolycyclic compounds","external_descriptors":[],"predicted_chebi_terms":["cyclohexenones (CHEBI:48953)","pyrans (CHEBI:26407)","enone (CHEBI:51689)","enol ether (CHEBI:47985)","oxolanes (CHEBI:26912)","furans (CHEBI:24129)","secondary alcohol (CHEBI:35681)","oxacycle (CHEBI:38104)","ether (CHEBI:25698)","organic oxide (CHEBI:25701)","organic molecule (CHEBI:72695)","furopyran (CHEBI:74927)","chemical entity (CHEBI:24431)","oxygen molecular entity (CHEBI:25806)","organic molecular entity (CHEBI:50860)","organooxygen compound (CHEBI:36963)","carbonyl compound (CHEBI:36586)","ketone (CHEBI:17087)","cyclic ketone (CHEBI:3992)","organic heterocyclic compound (CHEBI:24532)","polyol (CHEBI:26191)","organic hydroxy compound (CHEBI:33822)","alcohol (CHEBI:30879)"],"classification_version":"2.1","predicted_lipidmaps_terms":[]},"npclassifier":{"isglycoside":false,"class_results":["Miscellaneous meroterpenoids"],"pathway_results":["Terpenoids"],"superclass_results":["Meroterpenoids"]}}