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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:51836 term browser browse the term
Definition:A ring assembly compound consisting of two flaviolin units joined by a 3,3'-linkage.
Synonyms:exact_synonym: 3,3',6,6',8,8'-hexahydroxy-2,2'-binaphthalene-1,1',4,4'-tetrone
 related_synonym: 3,3',6,6',8,8'-hexahydroxy-2,2'-binaphthalene-1,1',4,4'-tetraone;   3,3',6,6',8,8'-hexahydroxy-2,2'-binaphthyl-1,1',4,4'-tetrone;   Formula=C20H10O10;   InChI=1S/C20H10O10/c21-5-1-7-11(9(23)3-5)17(27)13(19(29)15(7)25)14-18(28)12-8(16(26)20(14)30)2-6(22)4-10(12)24/h1-4,21-24,29-30H;   InChIKey=NOKUEYSCIIGRDQ-UHFFFAOYSA-N;   SMILES=Oc1cc(O)c2C(=O)C(=C(O)C(=O)c2c1)C1=C(O)C(=O)c2cc(O)cc(O)c2C1=O
 xref: Beilstein:6015968;   KEGG:C18013
 cyclic_relationship: is_conjugate_acid_of CHEBI:58871

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19823
    chemical entity 19823
      molecular entity 19821
        polyatomic entity 19743
          molecule 19595
            cyclic compound 19401
              ring assembly 8055
                3,3'-biflaviolin 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19823
    subatomic particle 19821
      composite particle 19821
        hadron 19821
          baryon 19821
            nucleon 19821
              atomic nucleus 19821
                atom 19821
                  main group element atom 19720
                    p-block element atom 19720
                      carbon group element atom 19643
                        carbon atom 19633
                          organic molecular entity 19633
                            organic group 18739
                              organic divalent group 18730
                                organodiyl group 18730
                                  carbonyl group 18678
                                    carbonyl compound 18678
                                      ketone 16926
                                        cyclic ketone 15393
                                          quinone 8386
                                            naphthoquinone 1437
                                              1,4-naphthoquinones 1424
                                                hydroxy-1,4-naphthoquinone 127
                                                  flaviolin 0
                                                    3,3'-biflaviolin 0
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