JP7279991B2 - ホスフェート誘導体の合成 - Google Patents

ホスフェート誘導体の合成 Download PDF

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JP7279991B2
JP7279991B2 JP2019569286A JP2019569286A JP7279991B2 JP 7279991 B2 JP7279991 B2 JP 7279991B2 JP 2019569286 A JP2019569286 A JP 2019569286A JP 2019569286 A JP2019569286 A JP 2019569286A JP 7279991 B2 JP7279991 B2 JP 7279991B2
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compound
formula
iia
mixture
diastereomer
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JP2020523378A5 (enExample
JP2020523378A (ja
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グリフィス ヒュー
ケンノヴィン ゴードン
ラクシュミー ナラシンハ ラーオ ダムマラパテ ヴェンカタ
ブスハン コタラ マニ
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ニューカナ パブリック リミテッド カンパニー
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Priority to JP2024114519A priority patent/JP2024138523A/ja
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/16Purine radicals
    • C07H19/20Purine radicals with the saccharide radical esterified by phosphoric or polyphosphoric acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H1/00Processes for the preparation of sugar derivatives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H1/00Processes for the preparation of sugar derivatives
    • C07H1/02Phosphorylation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/06Pyrimidine radicals
    • C07H19/10Pyrimidine radicals with the saccharide radical esterified by phosphoric or polyphosphoric acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/16Purine radicals
    • C07H19/20Purine radicals with the saccharide radical esterified by phosphoric or polyphosphoric acids
    • C07H19/207Purine radicals with the saccharide radical esterified by phosphoric or polyphosphoric acids the phosphoric or polyphosphoric acids being esterified by a further hydroxylic compound, e.g. flavine adenine dinucleotide or nicotinamide-adenine dinucleotide
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
JP2019569286A 2017-06-14 2018-06-14 ホスフェート誘導体の合成 Active JP7279991B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023076006A JP7525687B2 (ja) 2017-06-14 2023-05-02 ホスフェート誘導体の合成
JP2024114519A JP2024138523A (ja) 2017-06-14 2024-07-18 ホスフェート誘導体の合成

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1709471.5 2017-06-14
GBGB1709471.5A GB201709471D0 (en) 2017-06-14 2017-06-14 Diastereoselective synthesis of hosphate derivatives
PCT/GB2018/051638 WO2018229493A2 (en) 2017-06-14 2018-06-14 Synthesis of phosphate derivatives

Related Child Applications (1)

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JP2023076006A Division JP7525687B2 (ja) 2017-06-14 2023-05-02 ホスフェート誘導体の合成

Publications (3)

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JP2020523378A JP2020523378A (ja) 2020-08-06
JP2020523378A5 JP2020523378A5 (enExample) 2021-07-26
JP7279991B2 true JP7279991B2 (ja) 2023-05-23

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Family Applications (4)

Application Number Title Priority Date Filing Date
JP2019569286A Active JP7279991B2 (ja) 2017-06-14 2018-06-14 ホスフェート誘導体の合成
JP2019569336A Active JP7248209B2 (ja) 2017-06-14 2018-06-14 3’-デオキシアデノシン-5’-o-[フェニル(ベンジルオシキ-l-アラニニル)]ホスフェート(nuc-7738)の合成
JP2023076006A Active JP7525687B2 (ja) 2017-06-14 2023-05-02 ホスフェート誘導体の合成
JP2024114519A Pending JP2024138523A (ja) 2017-06-14 2024-07-18 ホスフェート誘導体の合成

Family Applications After (3)

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JP2019569336A Active JP7248209B2 (ja) 2017-06-14 2018-06-14 3’-デオキシアデノシン-5’-o-[フェニル(ベンジルオシキ-l-アラニニル)]ホスフェート(nuc-7738)の合成
JP2023076006A Active JP7525687B2 (ja) 2017-06-14 2023-05-02 ホスフェート誘導体の合成
JP2024114519A Pending JP2024138523A (ja) 2017-06-14 2024-07-18 ホスフェート誘導体の合成

Country Status (18)

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US (4) US11414452B2 (enExample)
EP (2) EP3638685A1 (enExample)
JP (4) JP7279991B2 (enExample)
KR (2) KR20240127483A (enExample)
CN (3) CN110785425B (enExample)
AU (3) AU2018284131B2 (enExample)
BR (1) BR112019026747A2 (enExample)
CA (2) CA3064177A1 (enExample)
CL (1) CL2019003632A1 (enExample)
EA (1) EA201992873A1 (enExample)
GB (1) GB201709471D0 (enExample)
IL (3) IL302559B2 (enExample)
MA (1) MA49379A (enExample)
MX (3) MX391332B (enExample)
PH (1) PH12019502825A1 (enExample)
SA (1) SA519410795B1 (enExample)
SG (1) SG11201911543UA (enExample)
WO (2) WO2018229495A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023095954A (ja) * 2017-06-14 2023-07-06 ニューカナ パブリック リミテッド カンパニー ホスフェート誘導体の合成

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI2681227T1 (sl) 2011-03-01 2016-04-29 Nucana Biomed Limited Fosforamidatni derivati 5-fluoro-2'-deoksiuridina za uporabo pri zdravljenju raka
EA033046B1 (ru) 2014-06-25 2019-08-30 НУКАНА ПиЭлСи Состав, содержащий пролекарство гемцитабина
EP3683225A1 (en) 2014-11-28 2020-07-22 Nucana PLC New 2' and/or 5' amino-acid ester phosphoramidate 3'-deoxy adenosine derivatives as anti-cancer compounds
SG11201804774YA (en) 2015-12-11 2018-07-30 NuCana plc Diastereoselective synthesis of phosphate derivatives and of the gemcitabine prodrug nuc-1031
GB201522764D0 (en) 2015-12-23 2016-02-03 Nucana Biomed Ltd Formulations of phosphate derivatives
GB201609600D0 (en) 2016-06-01 2016-07-13 Nucuna Biomed Ltd Cancer treatments
GB201715011D0 (en) 2017-09-18 2017-11-01 Nucana Biomed Ltd Floxuridine synthesis
CN112409421A (zh) * 2020-12-01 2021-02-26 上海兆维科技发展有限公司 一种3’-磷酸酯核苷的制备方法
CN119546313A (zh) 2022-05-12 2025-02-28 努卡那有限公司 使用nuc-7738的癌症治疗
WO2024121527A1 (en) 2022-12-07 2024-06-13 NuCana plc Synthesis of nucleoside derivative nuc-3373

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014506913A (ja) 2011-03-01 2014-03-20 ニューカナー、バイオメッド、リミテッド がん治療での使用のための5−フルオロ−2’−デオキシウリジンのホスホラミダート誘導体
WO2015158317A1 (en) 2014-04-15 2015-10-22 Zentiva, K.S. Use of a l,3j5-triazin-2-yl phosphoramidate compound in the synthesis of sofosbuvir
WO2016030335A1 (en) 2014-08-25 2016-03-03 Medivir Ab Dioxolane analogues of uridine for the treatment of cancer
WO2016098123A2 (en) 2014-12-16 2016-06-23 Laurus Labs Private Ltd A recycling process for preparing (s)-2-[(substituted-phenoxy)-phenoxy- phosphorylamino] propionic acid isopropyl ester diastereomers

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE279248C (enExample)
US3792039A (en) 1971-12-27 1974-02-12 Miles Lab Poly 2'-fluoro-2'-deoxyuridylic acid
US4500707A (en) * 1980-02-29 1985-02-19 University Patents, Inc. Nucleosides useful in the preparation of polynucleotides
US4357324A (en) 1981-02-24 1982-11-02 The United States Of America As Represented By The Department Of Health And Human Services Prodrug derivatives of 9β-D-arabinofuranosyl-2-fluoroadenine
US4668777A (en) * 1981-03-27 1987-05-26 University Patents, Inc. Phosphoramidite nucleoside compounds
US7462605B2 (en) 1998-01-23 2008-12-09 Celmed Oncology (Usa), Inc. Phosphoramidate compounds and methods of use
IL137164A0 (en) 1998-01-23 2001-07-24 Newbiotics Inc Enzyme catalyzed therapeutic agents
US6683061B1 (en) 1999-07-22 2004-01-27 Newbiotics, Inc. Enzyme catalyzed therapeutic activation
GB0317009D0 (en) 2003-07-21 2003-08-27 Univ Cardiff Chemical compounds
EP1827460A4 (en) 2004-12-09 2012-03-14 Univ Minnesota NUCLEOSIDE WITH ANTIVIRAL AND ANTI-CANCER EFFECT
GB0505781D0 (en) 2005-03-21 2005-04-27 Univ Cardiff Chemical compounds
CA2618335C (en) 2005-08-15 2015-03-31 F.Hoffmann-La Roche Ag Antiviral phosphoramidates of 4'-substituted pronucleotides
GB0623493D0 (en) 2006-11-24 2007-01-03 Univ Cardiff Chemical compounds
US7951789B2 (en) * 2006-12-28 2011-05-31 Idenix Pharmaceuticals, Inc. Compounds and pharmaceutical compositions for the treatment of viral infections
US7964580B2 (en) 2007-03-30 2011-06-21 Pharmasset, Inc. Nucleoside phosphoramidate prodrugs
US20090206007A1 (en) 2008-02-20 2009-08-20 Air Products And Chemicals, Inc. Process and apparatus for upgrading coal using supercritical water
JP2012514657A (ja) 2009-01-09 2012-06-28 ユニバーシテイ・カレツジ・オブ・カーデイフ・コンサルタンツ・リミテツド ウィルス感染を治療するためのグアノシンヌクレオシド化合物のホスホルアミダート誘導体
EP2623104A1 (en) 2009-03-20 2013-08-07 Alios Biopharma, Inc. Substituted nucleoside and nucleotide analogs
TWI598358B (zh) 2009-05-20 2017-09-11 基利法瑪席特有限責任公司 核苷磷醯胺
US8618076B2 (en) 2009-05-20 2013-12-31 Gilead Pharmasset Llc Nucleoside phosphoramidates
JP2013527145A (ja) 2010-03-31 2013-06-27 ギリード・ファーマセット・エルエルシー リン含有活性化剤の立体選択的合成
TW201136945A (en) 2010-03-31 2011-11-01 Pharmasset Inc Purine nucleoside phosphoramidate
NZ606141A (en) 2010-07-19 2015-03-27 Gilead Sciences Inc Methods for the preparation of diasteromerically pure phosphoramidate prodrugs
WO2012040126A1 (en) 2010-09-22 2012-03-29 Alios Biopharma, Inc. Substituted nucleotide analogs
CA2810928A1 (en) 2010-09-22 2012-03-29 Alios Biopharma, Inc. Substituted nucleotide analogs
PT3042910T (pt) 2010-11-30 2019-04-16 Gilead Pharmasset Llc 2'-espiro-nucleósidos para utilização na terapia da hepatite c
AU2011349278C1 (en) 2010-12-22 2017-01-19 Alios Biopharma, Inc. Cyclic nucleotide analogs
EP2890704B1 (en) * 2012-08-31 2018-02-28 Novartis AG 2'-ethynyl nucleoside derivatives for treatment of viral infections
CN104903339A (zh) 2012-11-16 2015-09-09 卡迪夫大学学院顾问有限公司 用于制备核苷前体药物的方法
US9815864B2 (en) 2013-06-26 2017-11-14 Alios Biopharma, Inc. Substituted nucleosides, nucleotides and analogs thereof
PL3043803T3 (pl) 2013-09-11 2022-11-07 Emory University Kompozycje nukleotydowe i nukleozydowe oraz ich zastosowanie
EP3055319A4 (en) 2013-10-11 2018-01-10 Alios Biopharma, Inc. Substituted nucleosides, nucleotides and analogs thereof
WO2015081133A2 (en) 2013-11-27 2015-06-04 Idenix Pharmaceuticals, Inc. Nucleotides for the treatment of liver cancer
EP3131914B1 (en) * 2014-04-16 2023-05-10 Idenix Pharmaceuticals LLC 3'-substituted methyl or alkynyl nucleosides for the treatment of hcv
PL3160978T3 (pl) 2014-06-25 2020-11-30 NuCana plc Proleki gemcytabiny
EA033046B1 (ru) 2014-06-25 2019-08-30 НУКАНА ПиЭлСи Состав, содержащий пролекарство гемцитабина
JP6646663B2 (ja) 2014-07-22 2020-02-14 ニューカナ バイオメッド リミテッドNucana Biomed Limited ゲムシタビン−[フェニル(ベンゾキシ−l−アラニニル)]ホスフェートの製造方法リン酸誘導体を製造する方法
GB201417644D0 (en) 2014-10-06 2014-11-19 Nucana Biomed Ltd Method of separating phosphate diastereoisomers
CN105646629A (zh) 2014-11-25 2016-06-08 广州市恒诺康医药科技有限公司 L-核苷类化合物及其应用
EP3683225A1 (en) 2014-11-28 2020-07-22 Nucana PLC New 2' and/or 5' amino-acid ester phosphoramidate 3'-deoxy adenosine derivatives as anti-cancer compounds
WO2016145142A1 (en) 2015-03-10 2016-09-15 Emory University Nucleotide and nucleoside therapeutics compositions and uses related thereto
KR20180021697A (ko) 2015-05-14 2018-03-05 뉴카나 피엘씨 암 치료
CN106543252A (zh) 2015-09-16 2017-03-29 博瑞生物医药(苏州)股份有限公司 核苷氨基磷酸酯类前药的制备方法及其中间体
CN106543220A (zh) 2015-09-16 2017-03-29 博瑞生物医药(苏州)股份有限公司 氨基磷酸酯化合物及其制备方法和晶体
CN112156102B (zh) 2015-09-16 2023-10-03 济南高合医疗科技有限公司 一种nuc-1031单一异构体的晶型及其制备方法
WO2017060661A1 (en) 2015-10-05 2017-04-13 Nucana Biomed Limited Combination therapy
CN108431016A (zh) * 2015-11-16 2018-08-21 艾可瑞恩治疗公司 核酸前体药物
SG11201804774YA (en) 2015-12-11 2018-07-30 NuCana plc Diastereoselective synthesis of phosphate derivatives and of the gemcitabine prodrug nuc-1031
CA3008749C (en) 2015-12-23 2024-01-02 NuCana plc Treatment of ovarian cancer or biliary tract cancer with a combination of gemcitabine-(phenyl-benzoxy-l-alaninyl)]-phosphate and cisplatin
GB201522764D0 (en) 2015-12-23 2016-02-03 Nucana Biomed Ltd Formulations of phosphate derivatives
GB201609602D0 (en) * 2016-06-01 2016-07-13 Nucuna Biomed Ltd Chemical compounds
GB201609600D0 (en) 2016-06-01 2016-07-13 Nucuna Biomed Ltd Cancer treatments
GB201609601D0 (en) 2016-06-01 2016-07-13 Nucana Biomed Ltd Phosphoramidate compounds
GB201709471D0 (en) * 2017-06-14 2017-07-26 Nucana Biomed Ltd Diastereoselective synthesis of hosphate derivatives
GB201713916D0 (en) 2017-08-30 2017-10-11 Nucana Biomed Ltd Treatment regimens

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014506913A (ja) 2011-03-01 2014-03-20 ニューカナー、バイオメッド、リミテッド がん治療での使用のための5−フルオロ−2’−デオキシウリジンのホスホラミダート誘導体
WO2015158317A1 (en) 2014-04-15 2015-10-22 Zentiva, K.S. Use of a l,3j5-triazin-2-yl phosphoramidate compound in the synthesis of sofosbuvir
WO2016030335A1 (en) 2014-08-25 2016-03-03 Medivir Ab Dioxolane analogues of uridine for the treatment of cancer
WO2016098123A2 (en) 2014-12-16 2016-06-23 Laurus Labs Private Ltd A recycling process for preparing (s)-2-[(substituted-phenoxy)-phenoxy- phosphorylamino] propionic acid isopropyl ester diastereomers

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ROSS, B. S. et al.,Synthesis of Diastereomerically Pure Nucleotide Phosphoramidates,J. Org. Chem.,2011年,Vol. 11,pp. 8311-8319
SIMMONS, B. et al.,Mechanism-Based Solution to the ProTide Synthesis Problem: Selective Access to Sofosbuvir, Acelarin, and INX-08189,Org. Lett.,2017年04月18日,Vol. 19,pp. 2218-2221

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023095954A (ja) * 2017-06-14 2023-07-06 ニューカナ パブリック リミテッド カンパニー ホスフェート誘導体の合成
JP7525687B2 (ja) 2017-06-14 2024-07-30 ニューカナ パブリック リミテッド カンパニー ホスフェート誘導体の合成

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IL312228B2 (en) 2025-06-01
WO2018229493A2 (en) 2018-12-20
US12054511B2 (en) 2024-08-06
US20200181186A1 (en) 2020-06-11
GB201709471D0 (en) 2017-07-26
CA3064177A1 (en) 2018-12-20
CN110753697A (zh) 2020-02-04
CA3065682A1 (en) 2018-12-20
CN110753697B (zh) 2023-10-13
US20200181190A1 (en) 2020-06-11
KR102695300B1 (ko) 2024-08-16
SA519410795B1 (ar) 2023-11-19
KR20200016864A (ko) 2020-02-17
MX390901B (es) 2025-03-21
WO2018229493A3 (en) 2019-02-07
AU2024200428A1 (en) 2024-02-08
AU2018284131B2 (en) 2022-04-07
US11414452B2 (en) 2022-08-16
IL271159A (en) 2020-01-30
IL312228B1 (en) 2025-02-01
IL312228A (en) 2024-06-01
EP3638684A2 (en) 2020-04-22
CN110785425A (zh) 2020-02-11
MX2019014907A (es) 2020-02-13
MX2019014914A (es) 2020-02-13
JP2020523381A (ja) 2020-08-06
US11897913B2 (en) 2024-02-13
CN117486959A (zh) 2024-02-02
MX391332B (es) 2025-03-21
IL302559B2 (en) 2024-09-01
MX2022003822A (es) 2022-05-25
CN110785425B (zh) 2023-11-21
IL302559B1 (en) 2024-05-01
KR20240127483A (ko) 2024-08-22
JP2023095954A (ja) 2023-07-06
US20250171487A1 (en) 2025-05-29
EP3638685A1 (en) 2020-04-22
AU2022204691A1 (en) 2022-08-04
IL302559A (en) 2023-07-01
IL271159B1 (en) 2023-06-01
JP2020523378A (ja) 2020-08-06
JP7248209B2 (ja) 2023-03-29
JP2024138523A (ja) 2024-10-08
JP7525687B2 (ja) 2024-07-30
US20220402962A1 (en) 2022-12-22
SG11201911543UA (en) 2020-01-30
EA201992873A1 (ru) 2020-05-19
IL271159B2 (en) 2023-10-01
AU2022204691B2 (en) 2023-11-23
MA49379A (fr) 2020-04-22
PH12019502825A1 (en) 2020-10-26
AU2018284131A1 (en) 2020-01-16
BR112019026747A2 (pt) 2020-06-30
CL2019003632A1 (es) 2020-08-14
WO2018229495A1 (en) 2018-12-20
AU2024200428B2 (en) 2025-10-16

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