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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

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Accession:CHEBI:136458 term browser browse the term
Definition:A pyrrolizine alkaloid that is seneciphylline in which the exocyclic double bond has been converted to the corresponding epoxide.
Synonyms:exact_synonym: (3S,3'S,6R,14aR,14bR)-6-hydroxy-3',6-dimethyl-5-methylidene-5,6,9,11,13,14,14a,14b-octahydro-2H-spiro[1,6-dioxacyclododecino[2,3,4-gh]pyrrolizine-3,2'-oxirane]-2,7(4H)-dione
 related_synonym: 12-hydroxy-13,19-didehydro-15,20-dihydro-15,20-epoxysenecionan-11,16-dione;   13,19-didehydrojacobine;   Formula=C18H23NO6;   InChI=1S/C18H23NO6/c1-10-8-18(11(2)25-18)16(21)24-13-5-7-19-6-4-12(14(13)19)9-23-15(20)17(10,3)22/h4,11,13-14,22H,1,5-9H2,2-3H3/t11-,13+,14+,17+,18-/m0/s1;   InChIKey=XCEPKQNOWNOSFH-CGPXFRKCSA-N;   SMILES=[C@@]12([C@H](C)O1)C(O[C@H]3[C@@]4(N(CC=C4COC([C@](C(C2)=C)(C)O)=O)CC3)[H])=O
 xref: AGR:IND44598050;   CAS:5532-23-0;   Chemspider:455001;   PMID:11978435;   PMID:17913058;   PMID:21159354;   PMID:6836586;   PMID:835011;   PMID:8572933;   PMID:9328525;   Reaxys:56906

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Term Annotations click to browse term
  CHEBI ontology 19883
    role 19833
      biological role 19833
        biochemical role 19370
          metabolite 19350
            alkaloid 5376
              pyrrolizine alkaloid 214
                jacozine 0
                  jacozine N-oxide 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19883
    subatomic particle 19881
      composite particle 19881
        hadron 19881
          baryon 19881
            nucleon 19881
              atomic nucleus 19881
                atom 19881
                  main group element atom 19771
                    p-block element atom 19771
                      carbon group element atom 19679
                        carbon atom 19668
                          organic molecular entity 19668
                            organic molecule 19596
                              organic cyclic compound 19407
                                organic heterocyclic compound 18517
                                  organic heteromonocyclic compound 16622
                                    saturated organic heteromonocyclic parent 5816
                                      oxirane 5783
                                        epoxide 5781
                                          spiro-epoxide 24
                                            jacozine 0
                                              jacozine N-oxide 0
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