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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:50069 term browser browse the term
Definition:A diterpene that has formula C20H32.
Synonyms:exact_synonym: (4aS,6aS,9R,11aR,11bS)-4,4,8,11b-tetramethyl-1,2,3,4,4a,5,6,6a,9,10,11,11b-dodecahydro-9,11a-methanocyclohepta[a]naphthalene
 related_synonym: Formula=C20H32;   InChI=1S/C20H32/c1-14-12-16-6-7-17-18(2,3)9-5-10-19(17,4)20(16)11-8-15(14)13-20/h12,15-17H,5-11,13H2,1-4H3/t15-,16+,17+,19+,20-/m1/s1;   InChIKey=MCRAOCBPZAIHJQ-QBYKVAOYSA-N;   SMILES=[H][C@@]12CC[C@@]3([H])C(C)(C)CCC[C@]3(C)[C@@]11CC[C@H](C1)C(C)=C2
 xref: Beilstein:5334696;   KEGG:C18223

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  CHEBI ontology 19810
    chemical entity 19810
      atom 19808
        nonmetal atom 19683
          carbon atom 19588
            organic molecular entity 19588
              isoprenoid 9609
                terpene 9609
                  diterpene 8430
                    stemar-13-ene 0
Path 2
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  CHEBI ontology 19810
    subatomic particle 19808
      composite particle 19808
        hadron 19808
          baryon 19808
            nucleon 19808
              atomic nucleus 19808
                atom 19808
                  main group element atom 19696
                    main group molecular entity 19696
                      s-block molecular entity 19456
                        hydrogen molecular entity 19447
                          hydrides 18703
                            organic hydride 18265
                              organic fundamental parent 18265
                                hydrocarbon 17986
                                  terpene 9609
                                    diterpene 8430
                                      stemar-13-ene 0
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