CN101903988B - 蚀刻剂、蚀刻方法及蚀刻剂制备液 - Google Patents
蚀刻剂、蚀刻方法及蚀刻剂制备液 Download PDFInfo
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- CN101903988B CN101903988B CN200880121508.XA CN200880121508A CN101903988B CN 101903988 B CN101903988 B CN 101903988B CN 200880121508 A CN200880121508 A CN 200880121508A CN 101903988 B CN101903988 B CN 101903988B
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- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910020830 Sn-Bi Inorganic materials 0.000 description 1
- 229910020882 Sn-Cu-Ni Inorganic materials 0.000 description 1
- 229910020935 Sn-Sb Inorganic materials 0.000 description 1
- 229910020994 Sn-Zn Inorganic materials 0.000 description 1
- 229910018731 Sn—Au Inorganic materials 0.000 description 1
- 229910018728 Sn—Bi Inorganic materials 0.000 description 1
- 229910018956 Sn—In Inorganic materials 0.000 description 1
- 229910008757 Sn—Sb Inorganic materials 0.000 description 1
- 229910009069 Sn—Zn Inorganic materials 0.000 description 1
- 229910009071 Sn—Zn—Bi Inorganic materials 0.000 description 1
- 229910009078 Sn—Zn—In Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 229910007570 Zn-Al Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 150000001449 anionic compounds Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 150000001565 benzotriazoles Chemical class 0.000 description 1
- IQFYYKKMVGJFEH-UHFFFAOYSA-N beta-L-thymidine Natural products O=C1NC(=O)C(C)=CN1C1OC(CO)C(O)C1 IQFYYKKMVGJFEH-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- ZPFKRQXYKULZKP-UHFFFAOYSA-N butylidene Chemical group [CH2+]CC[CH-] ZPFKRQXYKULZKP-UHFFFAOYSA-N 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- UFULAYFCSOUIOV-UHFFFAOYSA-N cysteamine Chemical compound NCCS UFULAYFCSOUIOV-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229960001484 edetic acid Drugs 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 229940029575 guanosine Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229960003151 mercaptamine Drugs 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000004957 naphthylene group Chemical group 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 1
- 229940083251 peripheral vasodilators purine derivative Drugs 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003212 purines Chemical class 0.000 description 1
- 229940083082 pyrimidine derivative acting on arteriolar smooth muscle Drugs 0.000 description 1
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 235000011008 sodium phosphates Nutrition 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000003419 tautomerization reaction Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 229940104230 thymidine Drugs 0.000 description 1
- 229940035893 uracil Drugs 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/32—Alkaline compositions
- C23F1/38—Alkaline compositions for etching refractory metals
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32134—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by liquid etching only
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- ing And Chemical Polishing (AREA)
- Weting (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | |
H2O2 | 24.5% | 25% | 24.5% | 24.5% | 25% |
膦酸 (HEDPO) | 0.5% | 0.5% | 0.5% | 0.5% | 0.5% |
无机碱 | KOH 2% | KOH 3.8% | KOH 2.1% | KOH 2.2% | NH3 1.5% |
铜防蚀剂 | BTA 0.1% | EPA 1% | 腺嘌呤 0.1% | 柠檬酸 0.1% | EPA 1% |
pH | 9 | 9 | 9 | 9 | 9 |
Ti溶解速度(nm/min) | 48 | 35 | 45 | 48 | 103 |
Cu溶解速度(nm/min) | 0.05 | 0.05 | 0.22 | 0.34 | 2 |
Ti/Cu 溶解速度比 | 960 | 694 | 205 | 141 | 51 |
比较例1 | 比较例2 | 比较例3 | 比较例4 | |
H2O2 | 17.5% | 16.9% | 17.5% | 24.5% |
螯合剂 | EDTA 1% | HEDPO 0.5% | DEPPO 0.5% | HEDPO 0.5% |
碱 | NH3 1.9% | NH3 1,3% | KOH 1.5% | TMAH 2.5% |
铜防蚀剂 | - | - | - | BTA 0.1% |
pH | 9.1 | 9.3 | 9 | 9 |
Ti溶解速度(nm/min) | 59 | 16 | 10 | 2.0 |
Cu溶解速度(nm/min) | 5.2 | 0.9 | 0.7 | 0 |
Ti/Cu 溶解速度比 | 11 | 18 | 14 | - |
参考例1 | 实施例9 | 实施例10 | 实施例11 | 实施例12 | 实施例13 | 实施例14 | |
H2O2 | 28.0% | 28.0% | 28.0% | 28.0% | 28.0% | 28.0% | 28.0% |
膦酸 (HEDPO) | 0.34% | 0.34% | 0.34% | 0.34% | 0.34% | 0.34% | 0.34% |
碱性化合物 | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% |
柠檬酸 (阴离子1) | 0.07% | 0.07% | 0.07% | 0.07% | 0.07% | 0.07% | 0.07% |
硫酸钠 (阴离子2) | 0% | 0.001% | 0.005% | 0.01% | 0.02% | 0.1% | 0.2% |
相对凸点边长 | 100 | 101 | 103 | 107 | 111 | 109 | 107 |
pH | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 |
比较例6 | |
H2O2 | 28.0% |
膦酸 (HEDPO) | 0.34% |
碱性化合物 | NaOH 0.58% |
柠檬酸 (阴离子1) | 0.07% |
硫酸钠 (阴离子2) | 1.0% |
相对凸点边长 | 64.5 |
pH | 7.8 |
实施例15 | 实施例16 | 实施例17 | |
添加盐 (阴离子2) | 氯化钠 0.004% | 氯化钠 0.016% | 氯化钠 0.08% |
相对凸点边长 | 105 | 106 | 101 |
pH | 7.8 | 7.8 | 7.8 |
实施例18 | 实施例19 | 实施例20 | 实施例21 | |
添加盐 (阴离子2) | 磷酸氢钠 0.005% | 磷酸氢钠 0.02% | 磷酸氢钠 0.1% | 磷酸氢钠 0.2% |
相对凸点边长 | 109 | 112 | 112 | 107 |
pH | 7.8 | 7.8 | 7.8 | 7.8 |
实施例22 | 实施例23 | 实施例24 | 实施例25 | 比较例7 | |
添加盐 (阴离子2) | 亚硫酸钠 0.014% | 乙酸钠 0.023% | 碳酸钠 0.012% | 苹果酸钠 0.025% | 硝酸钠 0.016% |
相对凸点边长 | 108 | 108 | 101 | 114 | 96 |
pH | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 |
实施例26 | 实施例27 | 比较例8 | |
H2O2 | 28.0% | 28.0% | 28.0% |
膦酸 (HEDPO) | 0.34% | 0.34% | 0.34% |
碱性化合物 | NaOH 0.58% | NaOH 0.58% | NaOH 0.58% |
阴离子1 | 苹果酸0.05% | 苹果酸0.05% | 柠檬酸0.07% |
阴离子2 | 硫酸钠 0.02% | 柠檬酸2Na 0.033% | 柠檬酸2Na 0.033% |
相对凸点边 长 | 107 | 112 | 99 |
pH | 7.9 | 7.9 | 7.8 |
参考例2 | 实施例28 | |
H2O2 | 28.0% | 28.0% |
膦酸 (HEDPO) | 0.34% | 0.34% |
碱性化合物 | TMAH 1.3% | TMAH 1.3% |
阴离子1 | 柠檬酸0.07% | 柠檬酸0.07% |
阴离子2 | - | 硫酸钠 0.02% |
相对凸点边长 | 100 | 104 |
pH | 7.8 | 7.8 |
参考例3 | 参考例4 | 参考例5 | |
H2O2 | 24.5% | 24.5% | 24.5% |
膦酸 (HEDPO) | 0.50% | 0.50% | 0.28% |
碱性化合物 | KOH 1.64% | KOH 3.00% | NH3 8.4% |
阴离子1 | 柠檬酸 1.04% | 柠檬酸 0.05% | 硼酸 0.7% |
相对凸点边长 | 0 | 0 | 0 |
pH | 7.7 | 8.9 | 10.7 |
Claims (23)
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CN102576170B (zh) * | 2009-08-20 | 2014-12-17 | 东友精细化工有限公司 | 制造用于液晶显示器的阵列基板的方法 |
EP2518759B1 (en) | 2009-12-25 | 2017-06-21 | Mitsubishi Gas Chemical Company, Inc. | Method for manufacturing semiconductor device using an etchant |
TWI549900B (zh) * | 2010-03-23 | 2016-09-21 | 坎畢歐科技公司 | 奈米結構透明導體之圖案化蝕刻 |
KR101825493B1 (ko) | 2010-04-20 | 2018-02-06 | 삼성디스플레이 주식회사 | 금속 배선용 식각액 조성물 및 이를 이용한 박막 트랜지스터 표시판의 제조방법 |
JPWO2012133591A1 (ja) * | 2011-03-30 | 2014-07-28 | 株式会社フジミインコーポレーテッド | 研磨用組成物並びにそれを用いた研磨方法及び半導体デバイスの製造方法 |
JP5396514B2 (ja) * | 2011-06-30 | 2014-01-22 | 富士フイルム株式会社 | エッチング方法及びこれに用いられるエッチング液、これを用いた半導体基板製品の製造方法 |
US20140197356A1 (en) * | 2011-12-21 | 2014-07-17 | Cabot Microelectronics Corporation | Cmp compositions and methods for suppressing polysilicon removal rates |
WO2013101907A1 (en) | 2011-12-28 | 2013-07-04 | Advanced Technology Materials, Inc. | Compositions and methods for selectively etching titanium nitride |
JP5575822B2 (ja) * | 2012-02-08 | 2014-08-20 | 第一工業製薬株式会社 | テクスチャー形成用エッチング液 |
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HK1148110A1 (en) | 2011-08-26 |
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JPWO2009081884A1 (ja) | 2011-05-06 |
SG186683A1 (en) | 2013-01-30 |
CN103258727A (zh) | 2013-08-21 |
JP5343858B2 (ja) | 2013-11-13 |
EP2234145A4 (en) | 2011-12-07 |
MY152247A (en) | 2014-09-15 |
EP2540870A1 (en) | 2013-01-02 |
CN101903988A (zh) | 2010-12-01 |
TWI467055B (zh) | 2015-01-01 |
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