JPWO2021256515A1 - - Google Patents
Info
- Publication number
- JPWO2021256515A1 JPWO2021256515A1 JP2022531882A JP2022531882A JPWO2021256515A1 JP WO2021256515 A1 JPWO2021256515 A1 JP WO2021256515A1 JP 2022531882 A JP2022531882 A JP 2022531882A JP 2022531882 A JP2022531882 A JP 2022531882A JP WO2021256515 A1 JPWO2021256515 A1 JP WO2021256515A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
- C09K11/06—Luminescent materials, e.g. electroluminescent or chemiluminescent containing organic luminescent materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
- H10K50/12—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/636—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/655—Aromatic compounds comprising a hetero atom comprising only sulfur as heteroatom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/656—Aromatic compounds comprising a hetero atom comprising two or more different heteroatoms per ring
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6574—Polycyclic condensed heteroaromatic hydrocarbons comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6576—Polycyclic condensed heteroaromatic hydrocarbons comprising only sulfur in the heteroaromatic polycondensed ring system, e.g. benzothiophene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/658—Organoboranes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/05—Isotopically modified compounds, e.g. labelled
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
- C09K2211/1055—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms with other heteroatoms
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/20—Delayed fluorescence emission
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/40—Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
- H10K50/15—Hole transporting layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
- H10K50/15—Hole transporting layers
- H10K50/156—Hole transporting layers comprising a multilayered structure
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Organic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020105811 | 2020-06-19 | ||
| JP2020105811 | 2020-06-19 | ||
| PCT/JP2021/022894 WO2021256515A1 (ja) | 2020-06-19 | 2021-06-16 | 有機エレクトロルミネッセンス素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021256515A1 true JPWO2021256515A1 (https=) | 2021-12-23 |
| JP7850660B2 JP7850660B2 (ja) | 2026-04-23 |
Family
ID=79268022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022531882A Active JP7850660B2 (ja) | 2020-06-19 | 2021-06-16 | 有機エレクトロルミネッセンス素子 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20230180598A1 (https=) |
| EP (1) | EP4170001A4 (https=) |
| JP (1) | JP7850660B2 (https=) |
| KR (1) | KR102930290B1 (https=) |
| CN (1) | CN115700044A (https=) |
| TW (1) | TWI885168B (https=) |
| WO (1) | WO2021256515A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7177966B2 (ja) | 2020-03-31 | 2022-11-24 | 出光興産株式会社 | 化合物、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子及び電子機器 |
| KR20230042440A (ko) * | 2020-08-05 | 2023-03-28 | 호도가야 가가쿠 고교 가부시키가이샤 | 유기 일렉트로루미네선스 소자 |
| JPWO2023013575A1 (https=) * | 2021-08-03 | 2023-02-09 |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016111254A1 (ja) * | 2015-01-06 | 2016-07-14 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| WO2016175211A1 (ja) * | 2015-04-27 | 2016-11-03 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| JP2016213469A (ja) * | 2015-05-11 | 2016-12-15 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| JP2018501635A (ja) * | 2014-10-24 | 2018-01-18 | メルク パテント ゲーエムベーハー | 電子素子のための材料 |
| WO2018168991A1 (ja) * | 2017-03-15 | 2018-09-20 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| US20180315941A1 (en) * | 2015-11-18 | 2018-11-01 | Sfc Co., Ltd. | Organic light-emitting diode having long lifespan property |
| US20190148640A1 (en) * | 2017-11-13 | 2019-05-16 | Samsung Display Co., Ltd. | Organic light-emitting device |
| WO2019135665A1 (ko) * | 2018-01-08 | 2019-07-11 | 주식회사 엘지화학 | 유기 발광 소자 |
| JP2019117962A (ja) * | 2015-07-08 | 2019-07-18 | 株式会社半導体エネルギー研究所 | 発光素子、発光装置、照明装置、電子機器および発光層用ホスト材料 |
| KR20190101900A (ko) * | 2018-02-23 | 2019-09-02 | 주식회사 엘지화학 | 헤테로고리 화합물 및 이를 포함하는 유기 발광 소자 |
| WO2019168367A1 (ko) * | 2018-02-28 | 2019-09-06 | 주식회사 엘지화학 | 유기 발광 소자 |
| WO2020004235A1 (ja) * | 2018-06-25 | 2020-01-02 | 保土谷化学工業株式会社 | トリアリールアミン構造を有する化合物および有機エレクトロルミネッセンス素子 |
| US20200111986A1 (en) * | 2018-10-04 | 2020-04-09 | Samsung Display Co., Ltd. | Organic light-emitting device and display apparatus including the same |
| JP2020083896A (ja) * | 2018-11-30 | 2020-06-04 | エスエフシー カンパニー リミテッド | 多環芳香族誘導体化合物及びこれを用いた有機発光素子 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0650955B1 (en) | 1993-11-01 | 1998-08-19 | Hodogaya Chemical Co., Ltd. | Amine compound and electro-luminescence device comprising same |
| EP0666298A3 (en) | 1994-02-08 | 1995-11-15 | Tdk Corp | Organic electroluminescent element and compound used therein. |
| KR100787425B1 (ko) | 2004-11-29 | 2007-12-26 | 삼성에스디아이 주식회사 | 페닐카바졸계 화합물 및 이를 이용한 유기 전계 발광 소자 |
| CN1956945B (zh) | 2004-05-25 | 2010-09-22 | 保土谷化学工业株式会社 | 对三联苯化合物和使用该化合物的电子照相用感光体 |
| JP5133259B2 (ja) | 2006-11-24 | 2013-01-30 | 出光興産株式会社 | 芳香族アミン誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
| EP2684932B8 (en) | 2012-07-09 | 2016-12-21 | Hodogaya Chemical Co., Ltd. | Diarylamino matrix material doped with a mesomeric radialene compound |
| JP2016100364A (ja) * | 2014-11-18 | 2016-05-30 | 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． | 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
| KR102073257B1 (ko) | 2016-11-08 | 2020-02-04 | 주식회사 엘지화학 | 유기 발광 소자 |
| KR20190003329A (ko) * | 2017-06-30 | 2019-01-09 | 주식회사 동진쎄미켐 | 신규 화합물 및 이를 포함하는 유기 발광 소자 |
| CN110317140B (zh) * | 2018-03-29 | 2022-05-13 | 江苏三月科技股份有限公司 | 一种以芳胺接双二甲基芴为核心的化合物及其应用 |
-
2021
- 2021-06-16 JP JP2022531882A patent/JP7850660B2/ja active Active
- 2021-06-16 WO PCT/JP2021/022894 patent/WO2021256515A1/ja not_active Ceased
- 2021-06-16 EP EP21826650.0A patent/EP4170001A4/en active Pending
- 2021-06-16 KR KR1020227040224A patent/KR102930290B1/ko active Active
- 2021-06-16 US US17/925,619 patent/US20230180598A1/en active Pending
- 2021-06-16 CN CN202180037916.2A patent/CN115700044A/zh active Pending
- 2021-06-17 TW TW110122144A patent/TWI885168B/zh active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018501635A (ja) * | 2014-10-24 | 2018-01-18 | メルク パテント ゲーエムベーハー | 電子素子のための材料 |
| WO2016111254A1 (ja) * | 2015-01-06 | 2016-07-14 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| WO2016175211A1 (ja) * | 2015-04-27 | 2016-11-03 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| JP2016213469A (ja) * | 2015-05-11 | 2016-12-15 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| JP2019117962A (ja) * | 2015-07-08 | 2019-07-18 | 株式会社半導体エネルギー研究所 | 発光素子、発光装置、照明装置、電子機器および発光層用ホスト材料 |
| US20180315941A1 (en) * | 2015-11-18 | 2018-11-01 | Sfc Co., Ltd. | Organic light-emitting diode having long lifespan property |
| WO2018168991A1 (ja) * | 2017-03-15 | 2018-09-20 | 保土谷化学工業株式会社 | 有機エレクトロルミネッセンス素子 |
| US20190148640A1 (en) * | 2017-11-13 | 2019-05-16 | Samsung Display Co., Ltd. | Organic light-emitting device |
| WO2019135665A1 (ko) * | 2018-01-08 | 2019-07-11 | 주식회사 엘지화학 | 유기 발광 소자 |
| KR20190101900A (ko) * | 2018-02-23 | 2019-09-02 | 주식회사 엘지화학 | 헤테로고리 화합물 및 이를 포함하는 유기 발광 소자 |
| WO2019168367A1 (ko) * | 2018-02-28 | 2019-09-06 | 주식회사 엘지화학 | 유기 발광 소자 |
| WO2020004235A1 (ja) * | 2018-06-25 | 2020-01-02 | 保土谷化学工業株式会社 | トリアリールアミン構造を有する化合物および有機エレクトロルミネッセンス素子 |
| US20200111986A1 (en) * | 2018-10-04 | 2020-04-09 | Samsung Display Co., Ltd. | Organic light-emitting device and display apparatus including the same |
| JP2020083896A (ja) * | 2018-11-30 | 2020-06-04 | エスエフシー カンパニー リミテッド | 多環芳香族誘導体化合物及びこれを用いた有機発光素子 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021256515A1 (ja) | 2021-12-23 |
| TW202204306A (zh) | 2022-02-01 |
| JP7850660B2 (ja) | 2026-04-23 |
| EP4170001A4 (en) | 2024-07-10 |
| EP4170001A1 (en) | 2023-04-26 |
| TWI885168B (zh) | 2025-06-01 |
| CN115700044A (zh) | 2023-02-03 |
| KR20230028230A (ko) | 2023-02-28 |
| US20230180598A1 (en) | 2023-06-08 |
| KR102930290B1 (ko) | 2026-02-24 |
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