:Ersentilide

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| ImageFile = Ersentilide.svg

| ImageSize = 200px

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| IUPACName = N-[4-[2-Hydroxy-3-[2-(4-imidazol-1-ylphenoxy)ethylamino]propoxy]phenyl]methanesulfonamide

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|Section1={{Chembox Identifiers

| CASNo = 125228-82-2

| PubChem = 130400

| ChEMBL = 99585

| InChI=1S/C21H26N4O5S/c1-31(27,28)24-17-2-6-21(7-3-17)30-15-19(26)14-22-11-13-29-20-8-4-18(5-9-20)25-12-10-23-16-25/h2-10,12,16,19,22,24,26H,11,13-15H2,1H3

| InChIKey= QZWUQVSQIFFFKY-UHFFFAOYSA-N

| SMILES = CS(=O)(=O)NC1=CC=C(C=C1)OCC(CNCCOC2=CC=C(C=C2)N3C=CN=C3)O

| ChemSpiderID = 115376}}

|Section2={{Chembox Properties

| C=21 | H=26 | N=4 | O=5 | S=1

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|Section3={{Chembox Hazards

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Ersentilide is a beta adrenergic receptor antagonist.{{cite journal|pmid=16787210|year=2006|last1=Lombardi|first1=F|last2=Terranova|first2=P|title=Pharmacological treatment of atrial fibrillation: Mechanisms of action and efficacy of class III drugs|volume=13|issue=14|pages=1635–53|journal=Current Medicinal Chemistry|doi=10.2174/092986706777441940}}