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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:29012 term browser browse the term
Definition:A 2beta-hydroxy steroid that has formula C29H44O8.
Synonyms:exact_synonym: (22R,24S,25S,28R)-2beta,3beta,14,20,22-pentahydroxy-26,28-epoxy-5beta-stigmast-7-ene-6,26-dione
 related_synonym: Cyasteron;   Formula=C29H44O8;   InChI=1S/C29H44O8/c1-14-16(15(2)37-25(14)34)10-24(33)28(5,35)23-7-9-29(36)18-11-20(30)19-12-21(31)22(32)13-26(19,3)17(18)6-8-27(23,29)4/h11,14-17,19,21-24,31-33,35-36H,6-10,12-13H2,1-5H3/t14-,15+,16-,17-,19-,21+,22-,23-,24+,26+,27+,28+,29+/m0/s1;   InChIKey=NEFYSBQJYCICOG-YSEUJXISSA-N;   SMILES=[H][C@@]1(C[C@@H](O)[C@](C)(O)[C@@]2([H])CC[C@@]3(O)C4=CC(=O)[C@]5([H])C[C@@H](O)[C@@H](O)C[C@]5(C)[C@@]4([H])CC[C@]23C)[C@@H](C)OC(=O)[C@H]1C
 alt_id: CHEBI:23440;   CHEBI:3984
 xref: CAS:17086-76-9;   KEGG:C08816;   KNApSAcK:C00003649

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  CHEBI ontology 19781
    chemical entity 19781
      atom 19779
        nonmetal atom 19659
          carbon atom 19578
            organic molecular entity 19578
              lipid 17485
                steroid 13051
                  steroid lactone 412
                    cyasterone 0
Path 2
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  CHEBI ontology 19781
    subatomic particle 19779
      composite particle 19779
        hadron 19779
          baryon 19779
            nucleon 19779
              atomic nucleus 19779
                atom 19779
                  main group element atom 19669
                    p-block element atom 19669
                      carbon group element atom 19588
                        carbon atom 19578
                          organic molecular entity 19578
                            organic group 18620
                              organic divalent group 18611
                                organodiyl group 18611
                                  carbonyl group 18526
                                    carbonyl compound 18526
                                      carboxylic ester 15517
                                        lactone 9734
                                          steroid lactone 412
                                            cyasterone 0
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