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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:trichostatic acid
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Accession:CHEBI:39157 term browser browse the term
Definition:A 7-oxo monocarboxylic acid that has formula C17H21NO3.
Synonyms:exact_synonym: (2E,4E)-7-[4-(dimethylamino)phenyl]-4,6-dimethyl-7-oxohepta-2,4-dienoic acid
 related_synonym: (+-)-7-(4-(dimethylamino)phenyl)-4,6-dimethyl-7-oxo-2,4-heptadienoic acid;   Formula=C17H21NO3;   InChI=1S/C17H21NO3/c1-12(5-10-16(19)20)11-13(2)17(21)14-6-8-15(9-7-14)18(3)4/h5-11,13H,1-4H3,(H,19,20)/b10-5+,12-11+;   InChIKey=VKEITMNFEJHFCX-WKWSCTOISA-N;   SMILES=CC(C(=O)c1ccc(cc1)N(C)C)\\C=C(C)\\C=C\\C(O)=O
 xref: Beilstein:2386556;   CAS:114127-17-2

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    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19800
        role 19751
          chemical role 19320
            donor 18633
              Bronsted acid 18516
                oxoacid 18472
                  carbon oxoacid 18351
                    carboxylic acid 18346
                      monocarboxylic acid 17622
                        alpha,beta-unsaturated monocarboxylic acid 12218
                          trichostatic acid 4897
                            (R)-trichostatic acid + 4897
                            (S)-trichostatic acid 0
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19800
        subatomic particle 19799
          composite particle 19799
            hadron 19799
              baryon 19799
                nucleon 19799
                  atomic nucleus 19799
                    atom 19799
                      main group element atom 19698
                        p-block element atom 19698
                          carbon group element atom 19619
                            carbon atom 19609
                              organic molecular entity 19609
                                organic group 18718
                                  organic divalent group 18702
                                    organodiyl group 18702
                                      carbonyl group 18651
                                        carbonyl compound 18651
                                          carboxylic acid 18346
                                            monocarboxylic acid 17622
                                              oxo monocarboxylic acid 6277
                                                7-oxo monocarboxylic acid 4897
                                                  trichostatic acid 4897
                                                    (R)-trichostatic acid + 4897
                                                    (S)-trichostatic acid 0
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