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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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Path 1
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  CHEBI ontology 24779
    chemical entity 24749
      atom 24738
        nonmetal atom 24470
          carbon atom 24360
            organic molecular entity 24360
              lipid 20084
                steroid 13722
                  steroid lactone 412
                    cyasterone 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 24779
    subatomic particle 24738
      composite particle 24738
        hadron 24738
          baryon 24738
            nucleon 24738
              atomic nucleus 24738
                atom 24738
                  main group element atom 24603
                    p-block element atom 24603
                      carbon group element atom 24396
                        carbon atom 24360
                          organic molecular entity 24360
                            organic group 22765
                              organic divalent group 22744
                                organodiyl group 22744
                                  carbonyl group 22731
                                    carbonyl compound 22731
                                      carboxylic ester 16415
                                        lactone 10021
                                          steroid lactone 412
                                            cyasterone 0
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