| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2006-08-13 22:31:57 UTC |
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| Update Date | 2022-09-22 18:34:18 UTC |
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| HMDB ID | HMDB0004624 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 7b-Hydroxydehydroepiandrosterone |
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| Description | 7b-Hydroxydehydroepiandrosterone is one of the major metabolites of dehydroepiandrosterone. Dehydroepiandrosterone (DHEA) is a precursor of testosterone. DHEA) is 7a-hydroxylated by the cytochrome P450 7B1 (CYP7B1) in the human brain and liver. This produces 7a-hydroxy-DHEA that is a substrate for 11b-hydroxysteroid dehydrogenase type 1 (11b-HSD1) which exists in the same tissues and carries out the inter-conversion of 7a- and 7b-hydroxy-DHEA through a 7-oxo-intermediary. Both 7a-hydroxy-DHEA and 7b-hydroxy-DHEA competitively inhibited the cortisol oxidation, 7b-hydroxy-DHEA being seven times more potent in humans. Distinct species-specific routes of metabolism of DHEA and the interconversion of its metabolites obviate extrapolation of animal studies to humans. (PMID: 17467270 , 12667489 ). |
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| Structure | [H][C@@]12CCC(=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])[C@@H](O)C=C2C[C@@H](O)CC[C@]12C InChI=1S/C19H28O3/c1-18-7-5-12(20)9-11(18)10-15(21)17-13-3-4-16(22)19(13,2)8-6-14(17)18/h10,12-15,17,20-21H,3-9H2,1-2H3/t12-,13-,14-,15-,17-,18-,19-/m0/s1 |
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| Synonyms | | Value | Source |
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| (3b,7b)-3,7-Dihydroxy-androst-5-en-17-one | HMDB | | 3b,7b-Dihydroxy-5-androsten-17-one | HMDB | | 3b,7b-Dihydroxy-5-androstene-17-one | HMDB | | 3b,7b-Dihydroxy-androst-5-en-17-one | HMDB | | 3b,7b-Dihydroxy-ost-5-en-17-one | HMDB | | 7-b-OH-DHEA | HMDB | | 7-beta-OH-DHEA | HMDB | | 7b-Hydroxy dehydroepiandrosterone | HMDB | | 7b-Hydroxy-dhea | HMDB | | Androst-5-ene-3b,7b-diol-17-one | HMDB | | 7-Hydroxydehydroepiandrosterone, (3beta)-isomer | MeSH, HMDB | | 7beta-OH-DHEA | MeSH, HMDB | | 7beta-Hydroxydehydroepiandrosterone | MeSH, HMDB | | 7 alpha-Hydroxydehydroepiandrosterone | MeSH, HMDB | | 7-Hydroxydehydroepiandrosterone, (3beta,7beta)-isomer | MeSH, HMDB | | 7-Hydroxydehydroepiandrosterone | MeSH, HMDB |
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| Chemical Formula | C19H28O3 |
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| Average Molecular Weight | 304.4238 |
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| Monoisotopic Molecular Weight | 304.203844762 |
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| IUPAC Name | (1S,2R,5S,9R,10R,11S,15S)-5,9-dihydroxy-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-14-one |
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| Traditional Name | 7b-Hydroxy-DHEA |
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| CAS Registry Number | 2487-48-1 |
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| SMILES | [H][C@@]12CCC(=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])[C@@H](O)C=C2C[C@@H](O)CC[C@]12C |
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| InChI Identifier | InChI=1S/C19H28O3/c1-18-7-5-12(20)9-11(18)10-15(21)17-13-3-4-16(22)19(13,2)8-6-14(17)18/h10,12-15,17,20-21H,3-9H2,1-2H3/t12-,13-,14-,15-,17-,18-,19-/m0/s1 |
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| InChI Key | OLPSAOWBSPXZEA-GCNMQWDSSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as androgens and derivatives. These are 3-hydroxylated C19 steroid hormones. They are known to favor the development of masculine characteristics. They also show profound effects on scalp and body hair in humans. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Steroids and steroid derivatives |
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| Sub Class | Androstane steroids |
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| Direct Parent | Androgens and derivatives |
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| Alternative Parents | |
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| Substituents | - Androgen-skeleton
- 3-hydroxy-delta-5-steroid
- 3-hydroxysteroid
- 7-hydroxysteroid
- 7-alpha-hydroxysteroid
- 3-beta-hydroxysteroid
- 3-beta-hydroxy-delta-5-steroid
- Oxosteroid
- 17-oxosteroid
- Hydroxysteroid
- Delta-5-steroid
- Cyclic alcohol
- Secondary alcohol
- Ketone
- Organic oxygen compound
- Organooxygen compound
- Carbonyl group
- Hydrocarbon derivative
- Alcohol
- Organic oxide
- Aliphatic homopolycyclic compound
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| Molecular Framework | Aliphatic homopolycyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | |
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| Role | |
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| Physical Properties |
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| State | Solid |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | 213 - 215 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
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| Experimental Chromatographic Properties | Not Available |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Predicted by Siyang on May 30, 2022 | 11.9027 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.35 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2365.0 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 225.9 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 173.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 170.9 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 274.9 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 464.7 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 494.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 119.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 985.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 409.0 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1294.7 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 291.7 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 365.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 385.3 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 340.0 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 41.0 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 7b-Hydroxydehydroepiandrosterone,1TMS,isomer #1 | C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O)CC[C@@]13C | 2735.6 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,1TMS,isomer #2 | C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)[C@@H](O)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2723.8 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,1TMS,isomer #3 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O)C=C1C[C@@H](O)CC[C@@]13C | 2702.2 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TMS,isomer #1 | C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2689.5 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TMS,isomer #2 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O)CC[C@@]13C | 2731.3 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TMS,isomer #3 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2717.5 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TMS,isomer #1 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2673.4 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TMS,isomer #1 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2714.7 | Standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TMS,isomer #1 | C[C@]12CC[C@H]3[C@H]([C@@H]1CC=C2O[Si](C)(C)C)[C@@H](O[Si](C)(C)C)C=C1C[C@@H](O[Si](C)(C)C)CC[C@@]13C | 2967.2 | Standard polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)O[C@H]1C=C2C[C@@H](O)CC[C@]2(C)[C@H]2CC[C@]3(C)C(=O)CC[C@H]3[C@@H]21 | 2993.6 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)O[C@H]1CC[C@@]2(C)C(=C[C@H](O)[C@H]3[C@@H]4CCC(=O)[C@@]4(C)CC[C@@H]32)C1 | 2993.5 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O)CC1=C[C@@H]3O | 2994.4 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)O[C@H]1CC[C@@]2(C)C(=C[C@H](O[Si](C)(C)C(C)(C)C)[C@H]3[C@@H]4CCC(=O)[C@@]4(C)CC[C@@H]32)C1 | 3211.5 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O)CC1=C[C@@H]3O[Si](C)(C)C(C)(C)C | 3278.4 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)CC1=C[C@@H]3O | 3249.1 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)CC1=C[C@@H]3O[Si](C)(C)C(C)(C)C | 3385.4 | Semi standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)CC1=C[C@@H]3O[Si](C)(C)C(C)(C)C | 3106.5 | Standard non polar | 33892256 | | 7b-Hydroxydehydroepiandrosterone,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC1=CC[C@H]2[C@H]3[C@H](CC[C@]12C)[C@@]1(C)CC[C@H](O[Si](C)(C)C(C)(C)C)CC1=C[C@@H]3O[Si](C)(C)C(C)(C)C | 3264.5 | Standard polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - 7b-Hydroxydehydroepiandrosterone GC-MS (Non-derivatized) - 70eV, Positive | splash10-03g0-0390000000-5b84fc74cc8c3d885c1b | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7b-Hydroxydehydroepiandrosterone GC-MS (2 TMS) - 70eV, Positive | splash10-001i-1735900000-cde53af4934fd251f9d9 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7b-Hydroxydehydroepiandrosterone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 10V, Positive-QTOF | splash10-00kr-0092000000-003d307a3c381597e38b | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 20V, Positive-QTOF | splash10-0ap0-0190000000-7563041720b768705389 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 40V, Positive-QTOF | splash10-0a6u-3190000000-8012f9fad41969d73d46 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 10V, Negative-QTOF | splash10-0udi-0049000000-3459db2d82d83321802f | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 20V, Negative-QTOF | splash10-0udr-0098000000-6a1aaf578c3c1719798a | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 40V, Negative-QTOF | splash10-059f-2090000000-85d4a8001358a115f59b | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 10V, Negative-QTOF | splash10-0udi-0009000000-93986d59045cc7fce551 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 20V, Negative-QTOF | splash10-0udi-0019000000-8b3060136e49afe5a336 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 40V, Negative-QTOF | splash10-0uy0-0093000000-e42b11a1c3c059294db3 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 10V, Positive-QTOF | splash10-0a4i-0069000000-61a09d88b13611d21a89 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 20V, Positive-QTOF | splash10-0670-1981000000-b0f1410f207bdaec9fa1 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7b-Hydroxydehydroepiandrosterone 40V, Positive-QTOF | splash10-05dl-3910000000-4b2efd9d887548375fc0 | 2021-09-24 | Wishart Lab | View Spectrum |
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