Target Validation Information | |||||
---|---|---|---|---|---|
Target ID | T80975 | ||||
Target Name | Vascular endothelial growth factor receptor 2 | ||||
Target Type | Successful |
||||
Drug Potency against Target | (3-Phenoxy-phenyl)-(5-phenyl-oxazol-2-yl)-amine | Drug Info | IC50 = 1410 nM | [527458] | |
2-(5-Phenyl-oxazol-2-ylamino)-benzonitrile | Drug Info | IC50 = 14400 nM | [527458] | ||
4-Chloro-N-(4-chloro-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 6300 nM | [527245] | ||
4-Chloro-N-(2-methyl-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 15000 nM | [527245] | ||
AZD-1152-HQPA | Drug Info | Ki = 1800 nM | [528741] | ||
CEP-11981 | Drug Info | Ki = 18 nM | [552381] | ||
3-((3-bromothiophen-2-yl)methylene)indolin-2-one | Drug Info | IC50 = 15400 nM | [528681] | ||
HKI-272 | Drug Info | IC50 = 858.2 nM | [528774] | ||
Brivanib | Drug Info | Ki = 28 nM | [528103] | ||
VATALANIB | Drug Info | IC50 = 30 nM | [552881] | ||
3-(5-Phenyl-oxazol-2-ylamino)-benzonitrile | Drug Info | IC50 = 7600 nM | [527458] | ||
(2-Methoxy-phenyl)-(5-phenyl-oxazol-2-yl)-amine | Drug Info | IC50 = 3260 nM | [527458] | ||
SU-11652 | Drug Info | IC50 = 50 nM | [526575] | ||
Phenyl-(5-phenyl-oxazol-2-yl)-amine | Drug Info | IC50 = 3000 nM | [527458] | ||
[3-(5-Phenyl-oxazol-2-ylamino)-phenyl]-methanol | Drug Info | IC50 = 1650 nM | [527458] | ||
TG-100435 | Drug Info | Ki = 784 nM | [528527] | ||
Axitinib | Drug Info | IC50 = 0.2 nM | [552885] | ||
XL880 | Drug Info | Ki = 0.86 nM | [552987] | ||
SU-14813 | Drug Info | IC50 = 50 nM | [552773] | ||
4-Chloro-N-(4-nitro-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 11000 nM | [527245] | ||
2-(1H-indazol-3-yl)-1H-benzo[d]imidazole | Drug Info | IC50 = 3300 nM | [528122] | ||
3,6-Di-pyridin-4-yl-pyrazolo[1,5-a]pyrimidine | Drug Info | IC50 = 224 nM | [526462] | ||
L000021649 | Drug Info | IC50 = 3 nM | [526462] | ||
Ro-4396686 | Drug Info | IC50 = 50 nM | [528018] | ||
2-(p-toluidino)-4-phenylpyrimidine-5-carbonitrile | Drug Info | IC50 = 1000 nM | [528821] | ||
Vandetanib | Drug Info | IC50 = 40 nM | [552828] | ||
Sunitinib | Drug Info | Ki = 80 nM | [552892] | ||
4-phenyl-2-(phenylamino)pyrimidine-5-carbonitrile | Drug Info | IC50 = 1000 nM | [528821] | ||
AG1295 | Drug Info | IC50 = 6200 nM | [530377] | ||
WHI-P180 | Drug Info | IC50 = 50 nM | [528681] | ||
CP-547632 | Drug Info | IC50 = 11 nM | [552306] | ||
8-methyl-4H,7H-indolo[6,5,4-cd]indol-5-one | Drug Info | IC50 = 1000 nM | [528681] | ||
OSI-930 | Drug Info | Ki = 9 nM | [552540] | ||
(4-Phenoxy-phenyl)-quinazolin-4-yl-amine | Drug Info | IC50 = 2720 nM | [525876] | ||
CB-676475 | Drug Info | IC50 = 1000 nM | [527794] | ||
Motesanib | Drug Info | Ki = 3 nM | [552634] | ||
3-(4-aminophenyl)thieno[3,2-c]pyridin-4-amine | Drug Info | IC50 = 4900 nM | [528593] | ||
IM-023911 | Drug Info | IC50 = 190 nM | [527725] | ||
4-(4-m-Tolylamino-phthalazin-1-yl)-benzamide | Drug Info | IC50 = 1600 nM | [527725] | ||
3-(5-Thiophen-3-yl-pyridin-3-yl)-1H-indole | Drug Info | IC50 = 126 nM | [526703] | ||
SU-6668 | Drug Info | Ki = 2100 nM | [552226] | ||
3-(1H-Indol-2-yl)-1H-quinolin-2-one | Drug Info | IC50 = 8 nM | [526914] | ||
6-(1H-Benzoimidazol-2-yl)-benzocyclohepten-7-one | Drug Info | IC50 = 355 nM | [526914] | ||
4-(4-p-Tolylamino-phthalazin-1-yl)-benzamide | Drug Info | IC50 = 1800 nM | [527725] | ||
4-(4-aminophenyl)-1H-indazol-3yl-amine | Drug Info | IC50 = 4790 nM | [528716] | ||
PD-153035 | Drug Info | IC50 = 1489 nM | [528774] | ||
3-phenyl-1,4-dihydroindeno[1,2-c]pyrazole | Drug Info | IC50 = 1200 nM | [528227] | ||
VATALANIB | Drug Info | IC50 = 6754 nM | [528774] | ||
BMS-536924 | Drug Info | IC50 = 1400 nM | [527711] | ||
CEP-5104 | Drug Info | IC50 = 4175 nM | [529647] | ||
BAY-57-9352 | Drug Info | Ki = 6 nM | [552978] | ||
3-Benzimidazol-2-ylhydroquinolin-2-one | Drug Info | IC50 = 1700 nM | [529891] | ||
4-(5-Phenyl-oxazol-2-ylamino)-benzenesulfonamide | Drug Info | IC50 = 4660 nM | [527458] | ||
N-(3-Bromo-benzoyl)-4-chloro-benzenesulfonamide | Drug Info | IC50 = 15000 nM | [527245] | ||
(5-Phenyl-oxazol-2-yl)-m-tolyl-amine | Drug Info | IC50 = 1700 nM | [527458] | ||
4-Chloro-N-(3-chloro-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 14000 nM | [527245] | ||
N-(2,4-Dichloro-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 530 nM | [527245] | ||
4-Chloro-N-(2-chloro-benzoyl)-benzenesulfonamide | Drug Info | IC50 = 14000 nM | [527245] | ||
Isoindolinone Urea derivative | Drug Info | IC50 = 18 nM | [527209] | ||
BMS-645737 | Drug Info | IC50 = 53 nM | [529409] | ||
Cediranib | Drug Info | IC50 < 1 nM | [552727] | ||
6-o-tolylquinazolin-2-amine | Drug Info | IC50 = 4966 nM | [528429] | ||
3-methyl-1H-thieno[2,3-c]pyrazole-5-carboxamide | Drug Info | IC50 = 17000 nM | [527793] | ||
5-(4-Methoxy-phenyl)-1-phenyl-1H-benzoimidazole | Drug Info | IC50 = 113 nM | [526669] | ||
2-(pyrimidin-4-ylamino)thiazole-5-carbonitrile | Drug Info | IC50 = 990 nM | [527935] | ||
KRN633 | Drug Info | IC50 = 1.16 nM | [527373] | ||
Action against Disease Model | Sunitinib | In nine h uMan AML cell lines, sunitinib were potent inhibitor of cellular proliferation (IC50: 7~13,000 nM/L) | [552819] | Drug Info | |
References | |||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 528741 | J Med Chem. 2007 May 3;50(9):2213-24. Epub 2007 Mar 21.Discovery, synthesis, and in vivo activity of a new class of pyrazoloquinazolines as selective inhibitors of aurora B kinase. | ||||
Ref 552381 | CEP-7055: a novel, orally active pan inhibitor of vascular endothelial growth factor receptor tyrosine kinases with potent antiangiogenic activity and antitumor efficacy in preclinical models. Cancer Res. 2003 Sep 15;63(18):5978-91. | ||||
Ref 528681 | Bioorg Med Chem Lett. 2007 Apr 15;17(8):2126-33. Epub 2007 Feb 2.Pharmacophore modeling and in silico screening for new KDR kinase inhibitors. | ||||
Ref 528774 | Bioorg Med Chem. 2007 Jun 1;15(11):3635-48. Epub 2007 Mar 23.Dual irreversible kinase inhibitors: quinazoline-based inhibitors incorporating two independent reactive centers with each targeting different cysteine residues in the kinase domains of EGFR and VEGFR-2. | ||||
Ref 528103 | J Med Chem. 2006 Apr 6;49(7):2143-6.Discovery and preclinical studies of (R)-1-(4-(4-fluoro-2-methyl-1H-indol-5-yloxy)-5- methylpyrrolo[2,1-f][1,2,4]triazin-6-yloxy)propan- 2-ol (BMS-540215), an in vivo active potent VEGFR-2 inhibitor. | ||||
Ref 552881 | Recent advances in the development of multi-kinase inhibitors. Mini Rev Med Chem. 2008 Nov;8(13):1312-27. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 526575 | J Med Chem. 2003 Mar 27;46(7):1116-9.Discovery of 5-[5-fluoro-2-oxo-1,2- dihydroindol-(3Z)-ylidenemethyl]-2,4- dimethyl-1H-pyrrole-3-carboxylic acid (2-diethylaminoethyl)amide, a novel tyrosine kinase inhibitor targeting vascular endothelial and platelet-derived growth factor receptor tyrosine kinase. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 528527 | Bioorg Med Chem Lett. 2007 Feb 1;17(3):602-8. Epub 2006 Nov 7.Discovery of [7-(2,6-dichlorophenyl)-5-methylbenzo [1,2,4]triazin-3-yl]-[4-(2-pyrrolidin-1-ylethoxy)phenyl]amine--a potent, orally active Src kinase inhibitor with anti-tumor activity in preclinical assays. | ||||
Ref 552885 | Nonclinical antiangiogenesis and antitumor activities of axitinib (AG-013736), an oral, potent, and selective inhibitor of vascular endothelial growth factor receptor tyrosine kinases 1, 2, 3. Clin Cancer Res. 2008 Nov 15;14(22):7272-83. doi: 10.1158/1078-0432.CCR-08-0652. | ||||
Ref 552987 | Inhibition of tumor cell growth, invasion, and metastasis by EXEL-2880 (XL880, GSK1363089), a novel inhibitor of HGF and VEGF receptor tyrosine kinases. Cancer Res. 2009 Oct 15;69(20):8009-16. doi: 10.1158/0008-5472.CAN-08-4889. Epub 2009 Oct 6. | ||||
Ref 552773 | A quantitative analysis of kinase inhibitor selectivity. Nat Biotechnol. 2008 Jan;26(1):127-32. doi: 10.1038/nbt1358. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 552819 | Comparison of antitumor effects of multitargeted tyrosine kinase inhibitors in acute myelogenous leukemia. Mol Cancer Ther. 2008 May;7(5):1110-20. doi: 10.1158/1535-7163.MCT-07-2218. | ||||
Ref 528122 | Bioorg Med Chem Lett. 2006 Jul 1;16(13):3595-9. Epub 2006 Apr 5.Design and structure-activity relationship of 3-benzimidazol-2-yl-1H-indazoles as inhibitors of receptor tyrosine kinases. | ||||
Ref 526462 | Bioorg Med Chem Lett. 2002 Dec 16;12(24):3537-41.Optimization of a pyrazolo[1,5-a]pyrimidine class of KDR kinase inhibitors: improvements in physical properties enhance cellular activity and pharmacokinetics. | ||||
Ref 526462 | Bioorg Med Chem Lett. 2002 Dec 16;12(24):3537-41.Optimization of a pyrazolo[1,5-a]pyrimidine class of KDR kinase inhibitors: improvements in physical properties enhance cellular activity and pharmacokinetics. | ||||
Ref 528018 | Bioorg Med Chem Lett. 2006 Apr 1;16(7):1950-3. Epub 2006 Feb 3.Biological evaluation of a multi-targeted small molecule inhibitor of tumor-induced angiogenesis. | ||||
Ref 528821 | Bioorg Med Chem Lett. 2007 Jun 15;17(12):3266-70. Epub 2007 Apr 10.4-Aryl-5-cyano-2-aminopyrimidines as VEGF-R2 inhibitors: synthesis and biological evaluation. | ||||
Ref 552828 | Therapeutic potential of novel selective-spectrum kinase inhibitors in oncology. Expert Opin Investig Drugs. 2008 Jul;17(7):1013-28. doi: 10.1517/13543784.17.7.1013 . | ||||
Ref 552892 | BCL-2 family antagonists for cancer therapy. Nat Rev Drug Discov. 2008 Dec;7(12):989-1000. doi: 10.1038/nrd2658. | ||||
Ref 528821 | Bioorg Med Chem Lett. 2007 Jun 15;17(12):3266-70. Epub 2007 Apr 10.4-Aryl-5-cyano-2-aminopyrimidines as VEGF-R2 inhibitors: synthesis and biological evaluation. | ||||
Ref 530377 | Bioorg Med Chem. 2009 Oct 15;17(20):7324-36. Epub 2009 Aug 22.Design, synthesis, and X-ray crystal structures of 2,4-diaminofuro[2,3-d]pyrimidines as multireceptor tyrosine kinase and dihydrofolate reductase inhibitors. | ||||
Ref 528681 | Bioorg Med Chem Lett. 2007 Apr 15;17(8):2126-33. Epub 2007 Feb 2.Pharmacophore modeling and in silico screening for new KDR kinase inhibitors. | ||||
Ref 552306 | Small molecule inhibitors of KDR (VEGFR-2) kinase: an overview of structure activity relationships. Curr Top Med Chem. 2002 Sep;2(9):973-1000. | ||||
Ref 528681 | Bioorg Med Chem Lett. 2007 Apr 15;17(8):2126-33. Epub 2007 Feb 2.Pharmacophore modeling and in silico screening for new KDR kinase inhibitors. | ||||
Ref 552540 | Temporal quantitation of mutant Kit tyrosine kinase signaling attenuated by a novel thiophene kinase inhibitor OSI-930. Mol Cancer Ther. 2005 Aug;4(8):1186-97. | ||||
Ref 525876 | Bioorg Med Chem Lett. 2000 Oct 2;10(19):2167-70.Pyrrolo[2,3-d]pyrimidines containing an extended 5-substituent as potent and selective inhibitors of lck I. | ||||
Ref 527794 | Bioorg Med Chem Lett. 2006 Jan 1;16(1):129-33. Epub 2005 Oct 10.Synthesis of a novel biotin-tagged photoaffinity probe for VEGF receptor tyrosine kinases. | ||||
Ref 552634 | AMG 706, an oral, multikinase inhibitor that selectively targets vascular endothelial growth factor, platelet-derived growth factor, and kit receptors, potently inhibits angiogenesis and induces regression in tumor xenografts. Cancer Res. 2006 Sep 1;66(17):8715-21. | ||||
Ref 528593 | Bioorg Med Chem Lett. 2007 Mar 1;17(5):1246-9. Epub 2006 Dec 9.Thienopyridine urea inhibitors of KDR kinase. | ||||
Ref 527725 | Bioorg Med Chem Lett. 2005 Nov 1;15(21):4696-8.Arylphthalazines: identification of a new phthalazine chemotype as inhibitors of VEGFR kinase. | ||||
Ref 527725 | Bioorg Med Chem Lett. 2005 Nov 1;15(21):4696-8.Arylphthalazines: identification of a new phthalazine chemotype as inhibitors of VEGFR kinase. | ||||
Ref 526703 | Bioorg Med Chem Lett. 2003 Sep 15;13(18):2973-6.Discovery and evaluation of 3-(5-thien-3-ylpyridin-3-yl)-1H-indoles as a novel class of KDR kinase inhibitors. | ||||
Ref 552226 | SU6668 is a potent antiangiogenic and antitumor agent that induces regression of established tumors. Cancer Res. 2000 Aug 1;60(15):4152-60. | ||||
Ref 526914 | Bioorg Med Chem Lett. 2004 Jan 19;14(2):351-5.Optimization of the indolyl quinolinone class of KDR (VEGFR-2) kinase inhibitors: effects of 5-amido- and 5-sulphonamido-indolyl groups on pharmacokinetics and hERG binding. | ||||
Ref 526914 | Bioorg Med Chem Lett. 2004 Jan 19;14(2):351-5.Optimization of the indolyl quinolinone class of KDR (VEGFR-2) kinase inhibitors: effects of 5-amido- and 5-sulphonamido-indolyl groups on pharmacokinetics and hERG binding. | ||||
Ref 527725 | Bioorg Med Chem Lett. 2005 Nov 1;15(21):4696-8.Arylphthalazines: identification of a new phthalazine chemotype as inhibitors of VEGFR kinase. | ||||
Ref 528716 | J Med Chem. 2007 Apr 5;50(7):1584-97. Epub 2007 Mar 8.Discovery of N-(4-(3-amino-1H-indazol-4-yl)phenyl)-N'-(2-fluoro-5-methylphenyl)urea (ABT-869), a 3-aminoindazole-based orally active multitargeted receptor tyrosine kinase inhibitor. | ||||
Ref 528774 | Bioorg Med Chem. 2007 Jun 1;15(11):3635-48. Epub 2007 Mar 23.Dual irreversible kinase inhibitors: quinazoline-based inhibitors incorporating two independent reactive centers with each targeting different cysteine residues in the kinase domains of EGFR and VEGFR-2. | ||||
Ref 528227 | Bioorg Med Chem Lett. 2006 Aug 15;16(16):4371-5. Epub 2006 Jun 5.Hit-to-lead optimization of 1,4-dihydroindeno[1,2-c]pyrazoles as a novel class of KDR kinase inhibitors. | ||||
Ref 528774 | Bioorg Med Chem. 2007 Jun 1;15(11):3635-48. Epub 2007 Mar 23.Dual irreversible kinase inhibitors: quinazoline-based inhibitors incorporating two independent reactive centers with each targeting different cysteine residues in the kinase domains of EGFR and VEGFR-2. | ||||
Ref 527711 | J Med Chem. 2005 Sep 8;48(18):5639-43.Discovery of a (1H-benzoimidazol-2-yl)-1H-pyridin-2-one (BMS-536924) inhibitor of insulin-like growth factor I receptor kinase with in vivo antitumor activity. | ||||
Ref 529647 | J Med Chem. 2008 Sep 25;51(18):5680-9. Epub 2008 Aug 21.Mixed-lineage kinase 1 and mixed-lineage kinase 3 subtype-selective dihydronaphthyl[3,4-a]pyrrolo[3,4-c]carbazole-5-ones: optimization, mixed-lineage kinase 1 crystallography, and oral in vivo activity in 1-methyl-4-phenyltetrahydropyridine models. | ||||
Ref 552978 | An overview of small-molecule inhibitors of VEGFR signaling. Nat Rev Clin Oncol. 2009 Oct;6(10):569-79. doi: 10.1038/nrclinonc.2009.130. Epub 2009 Sep 8. | ||||
Ref 529891 | J Med Chem. 2009 Jan 22;52(2):278-92.Design, structure-activity relationships and in vivo characterization of 4-amino-3-benzimidazol-2-ylhydroquinolin-2-ones: a novel class of receptor tyrosine kinase inhibitors. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 527458 | J Med Chem. 2005 Mar 10;48(5):1610-9.Discovery and evaluation of 2-anilino-5-aryloxazoles as a novel class of VEGFR2 kinase inhibitors. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 527245 | J Med Chem. 2004 Oct 21;47(22):5367-80.Acyl sulfonamide anti-proliferatives: benzene substituent structure-activity relationships for a novel class of antitumor agents. | ||||
Ref 527209 | Bioorg Med Chem Lett. 2004 Sep 6;14(17):4505-9.Isoindolinone ureas: a novel class of KDR kinase inhibitors. | ||||
Ref 529409 | Bioorg Med Chem Lett. 2008 May 1;18(9):2985-9. Epub 2008 Mar 22.Discovery and preclinical studies of 5-isopropyl-6-(5-methyl-1,3,4-oxadiazol-2-yl)-N-(2-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine (BMS-645737), an in vivo active potent VEGFR-2 inhibitor. | ||||
Ref 552727 | Molecular design and clinical development of VEGFR kinase inhibitors. Curr Top Med Chem. 2007;7(14):1379-93. | ||||
Ref 528429 | J Med Chem. 2006 Sep 21;49(19):5671-86.Discovery of aminoquinazolines as potent, orally bioavailable inhibitors of Lck: synthesis, SAR, and in vivo anti-inflammatory activity. | ||||
Ref 527793 | Bioorg Med Chem Lett. 2006 Jan 1;16(1):96-9. Epub 2005 Oct 10.Scaffold oriented synthesis. Part 1: Design, preparation, and biological evaluation of thienopyrazoles as kinase inhibitors. | ||||
Ref 526669 | Bioorg Med Chem Lett. 2003 Aug 4;13(15):2485-8.Design and synthesis of 1,5-diarylbenzimidazoles as inhibitors of the VEGF-receptor KDR. | ||||
Ref 527935 | Bioorg Med Chem Lett. 2006 Mar 1;16(5):1146-50. Epub 2005 Dec 20.Potent 2-[(pyrimidin-4-yl)amine}-1,3-thiazole-5-carbonitrile-based inhibitors of VEGFR-2 (KDR) kinase. | ||||
Ref 527373 | Mol Cancer Ther. 2004 Dec;3(12):1639-49.KRN633: A selective inhibitor of vascular endothelial growth factor receptor-2 tyrosine kinase that suppresses tumor angiogenesis and growth. |
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