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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.

Term:budlein B
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Accession:CHEBI:145099 term browser browse the term
Synonyms:related_synonym: Formula=C15H20O4;   InChI=1S/C15H20O4/c1-9-4-3-5-11(8-16)7-12(17)14-10(2)15(18)19-13(14)6-9/h5-6,12-14,16-17H,2-4,7-8H2,1H3/b9-6+,11-5+/t12-,13+,14+/m0/s1;   InChIKey=IAYQFYAFBVYKJZ-MZFVZPGVSA-N;   SMILES=O1[C@]2([C@@]([C@@H](O)CC(=CCCC(=C2)C)CO)(C(C1=O)=C)[H])[H]

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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 221
    chemical entity 221
      atom 221
        nonmetal atom 214
          carbon atom 202
            organic molecular entity 202
              isoprenoid 19
                terpene 19
                  sesquiterpene 2
                    germacrane 0
                      germacranolide 0
                        budlein B 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 221
    subatomic particle 221
      composite particle 221
        hadron 221
          baryon 221
            nucleon 221
              atomic nucleus 221
                atom 221
                  main group element atom 214
                    p-block element atom 214
                      carbon group element atom 203
                        carbon atom 202
                          organic molecular entity 202
                            organic group 151
                              organic divalent group 150
                                organodiyl group 150
                                  carbonyl group 150
                                    carbonyl compound 150
                                      carboxylic ester 89
                                        lactone 33
                                          terpene lactone 2
                                            sesquiterpene lactone 2
                                              germacranolide 0
                                                budlein B 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.