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複素環(huán)式化合物

複素環(huán)式化合物は炭素原子と非炭素原子により構(gòu)成される環(huán)狀構(gòu)造の化合物である。これらの非炭素原子はヘテロ原子と総稱され,一般的なヘテロ原子は窒素、酸素、硫黃等である。前述したラクトン、ラクタム、環(huán)狀エーテル等の化合物はいずれも複素環(huán)式化合物であり,しかしこれらの化合物の性質(zhì)は同じ種類の鎖式化合物と類似するため,いずれも対応する章節(jié)に組み込んで説明する。本章は主に環(huán)構(gòu)造が穏やかで、ある程度の芳香族性を有する複素環(huán)式化合物,即ち芳香族複素環(huán)式化合物を説明する。 複素環(huán)式化合物は種類が膨大であり,數(shù)量が多く,自然界に広く分布しており,多くの天然の複素環(huán)式化合物は動物、植物の體內(nèi)で重要な生理學(xué)的作用を果たす。例えば:植物內(nèi)のクロロフィル、動物の血中ヘモグロビン、漢方薬中の有効成分のアルカロイドと一部の配糖體、一部の抗生物質(zhì)とビタミン、タンパク質(zhì)のあるアミノ酸とヌクレオチドを構(gòu)成する塩基等はいずれも複素環(huán)構(gòu)造を含有する。従來の薬物中で、複素環(huán)構(gòu)造を含有するものは約半分を占める。そのため,複素環(huán)式化合物は有機化合物(特に有機薬物)中で重要な地位を占める。 複素環(huán)式化合物中で五員、六員複素環(huán)及びそれらの縮合複素環(huán)化合物は最も普及しており,かつ最も重要である。そのため環(huán)のサイズによって,複素環(huán)式化合物は五員複素環(huán)及び六員複素環(huán)という二つの種類に分けられる。例えば上記フラン、チオフェン、ピロール、オキサゾール、イミダゾール及びそれらの縮合複素環(huán)化合物のインドール、ベンゾイミダゾール、ジベンゾフラン等はいずれも五員複素環(huán)式化合物であり,それに対してピリジン、ピリミジン及びそれらの縮合複素環(huán)化合物のキノリン、キナゾリン等はいずれも六員複素環(huán)式化合物である。 各五員複素環(huán)式化合物と六員複素環(huán)式化合物中で,環(huán)構(gòu)造中のヘテロ原子の數(shù)量によって,また一つのヘテロ原子を含有する複素環(huán)及び二つ又はそれ以上のヘテロ原子を含有する複素環(huán)に分けられる。例えばフラン、チオフェン、ピリジン、インドール、キノリン、ジベンゾフラン等は一つのヘテロ原子を含有する複素環(huán)式化合物である;イミダゾール、ピリミジン、ベンゾイミダゾール、キナゾリン等は二つのヘテロ原子を含有する複素環(huán)式化合物である;それに対してプリンは二つ以上のヘテロ原子を含有するため,即ち複數(shù)のヘテロ原子を含有する複素環(huán)式化合物である。分子中の環(huán)構(gòu)造の形式によって,複素環(huán)式化合物はさらに複素単環(huán)及び縮合複素環(huán)という二つの種類に分けられる。例えばフラン、ピリジン、ピリミジン、イミダゾール等はいずれも複素単環(huán)式化合物であり,インドール、キノリン、ジベンゾフラン、プリン等は縮合複素環(huán)式化合物である。
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Structure Chemical Name CAS MF
4-ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-1,4-oxazine 4-ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-1,4-oxazine
5-bromo-2-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyrimidine-4,6-d2 5-bromo-2-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyrimidine-4,6-d2 2256743-71-0 C8BrD7N4
5-bromo-2-(oxetan-3-yloxy)thiazole 5-bromo-2-(oxetan-3-yloxy)thiazole 2363787-30-6 C6H6BrNO2S
4-(5-bromo-4-chloropyrimidin-2-yl)thiazole 4-(5-bromo-4-chloropyrimidin-2-yl)thiazole 1538199-11-9 C7H3BrClN3S
4-cyclopropyl-2-(tetrahydrofuran-3-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-1,2,3-triazole 4-cyclopropyl-2-(tetrahydrofuran-3-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-1,2,3-triazole
2-(4-bromo-1H-imidazol-1-yl-2,5-d2)pyrimidin-5,6-d2-4-amine 2-(4-bromo-1H-imidazol-1-yl-2,5-d2)pyrimidin-5,6-d2-4-amine 2256743-76-5 C7H2BrD4N5
4-bromo-1-(m-tolyl)-1H-1,2,3-triazole 4-bromo-1-(m-tolyl)-1H-1,2,3-triazole 2256748-66-8 C9H8BrN3
4-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyrimidin-2-amine 4-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyrimidin-2-amine 2256743-98-1 C7H4BrD2N5
tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-1,2,3-triazole-2-carboxylate tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-1,2,3-triazole-2-carboxylate
2-chloro-4-(2,2-difluorocyclopropyl)pyrimidine 2-chloro-4-(2,2-difluorocyclopropyl)pyrimidine 2300470-16-8 C7H5ClF2N2
3-bromo-6-chloro-4-fluoro-2-iodopyridine 3-bromo-6-chloro-4-fluoro-2-iodopyridine 2757603-67-9 C5HBrClFIN
5-bromo-2-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyrimidine-4,6-d2 5-bromo-2-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyrimidine-4,6-d2 2256744-03-1 C7Br2D4N4
4,4'-dichloro-6,6'-dimethyl-2,2'-bipyridine 4,4'-dichloro-6,6'-dimethyl-2,2'-bipyridine 2952895-41-7 C12H10Cl2N2
5-bromo-2-(sec-butyl)-4-methylpyrimidine 5-bromo-2-(sec-butyl)-4-methylpyrimidine 2460491-56-7 C9H13BrN2
4-bromo-1-(2-(trifluoromethyl)phenyl)-1H-1,2,3-triazole 4-bromo-1-(2-(trifluoromethyl)phenyl)-1H-1,2,3-triazole 2256748-71-5 C9H5BrF3N3
3-bromo-6-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridazine-4,5-d2 3-bromo-6-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridazine-4,5-d2 2256744-18-8 C8BrD7N4
2,6-dibromo-4-propylpyridin-3-amine 2,6-dibromo-4-propylpyridin-3-amine
tert-butyl 2-oxo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-1(2H)-carboxylate tert-butyl 2-oxo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-1(2H)-carboxylate
4-(4-bromo-3-methyl-1H-pyrazol-1-yl)pyridine 4-(4-bromo-3-methyl-1H-pyrazol-1-yl)pyridine 2460492-13-9 C9H8BrN3
4-bromo-6-methyl-2-(pyridin-2-yl)pyrimidine 4-bromo-6-methyl-2-(pyridin-2-yl)pyrimidine 1188045-67-1 C10H8BrN3
3-bromo-2-methyl-6-(tetrahydro-2H-pyran-3-yl)pyridine 3-bromo-2-methyl-6-(tetrahydro-2H-pyran-3-yl)pyridine 2600400-15-3 C11H14BrNO
3-bromo-2-methyl-6-(thiophen-3-yl)pyridine 3-bromo-2-methyl-6-(thiophen-3-yl)pyridine 2600400-37-9 C10H8BrNS
5-bromo-4-methyl-2-(4-methylpiperidin-1-yl)pyrimidine 5-bromo-4-methyl-2-(4-methylpiperidin-1-yl)pyrimidine 1780428-39-8
5-bromo-4-methyl-2-(3-methyl-1H-pyrazol-1-yl)pyrimidine 5-bromo-4-methyl-2-(3-methyl-1H-pyrazol-1-yl)pyrimidine 1934789-80-6
2-(2-bromo-1H-imidazol-1-yl)pyridine 2-(2-bromo-1H-imidazol-1-yl)pyridine 1505359-38-5 C8H6BrN3
5-(2-bromo-1H-imidazol-1-yl)pyrimidine 5-(2-bromo-1H-imidazol-1-yl)pyrimidine 2460500-68-7 C7H5BrN4
2-ethyl-6-(trifluoromethyl)pyridin-4-amine 2-ethyl-6-(trifluoromethyl)pyridin-4-amine 2460491-24-9 C8H9F3N2
4-bromo-2-ethyl-6-(trifluoromethyl)pyridine 4-bromo-2-ethyl-6-(trifluoromethyl)pyridine 2385874-32-6 C8H7BrF3N
4-chloro-2-cyclobutyl-6-(trifluoromethyl)pyridine 4-chloro-2-cyclobutyl-6-(trifluoromethyl)pyridine 2460500-81-4 C10H9ClF3N
2-bromo-3-cyclopropylpyridin-4-ol 2-bromo-3-cyclopropylpyridin-4-ol 2294946-19-1 C8H8BrNO
5-cyclopentyl-6-methoxypyridin-3-amine 5-cyclopentyl-6-methoxypyridin-3-amine 2294950-20-0 C11H16N2O
5-bromo-2-cyclobutyl-3-methoxypyridine 5-bromo-2-cyclobutyl-3-methoxypyridine 2294945-75-6 C10H12BrNO
4-(2,4-dibromo-1H-imidazol-1-yl)pyrimidine 4-(2,4-dibromo-1H-imidazol-1-yl)pyrimidine 2294950-11-9 C7H4Br2N4
3-bromo-4-(furan-3-yl)-4H-1,2,4-triazole 3-bromo-4-(furan-3-yl)-4H-1,2,4-triazole 2460491-58-9 C6H4BrN3O
4-(3-bromo-4H-1,2,4-triazol-4-yl)pyridine 4-(3-bromo-4H-1,2,4-triazol-4-yl)pyridine 2460494-19-1 C7H5BrN4
3-bromo-4-(3-fluorophenyl)-4H-1,2,4-triazole 3-bromo-4-(3-fluorophenyl)-4H-1,2,4-triazole 2460490-11-1 C8H5BrFN3
3-(3-bromo-4H-1,2,4-triazol-4-yl)benzonitrile 3-(3-bromo-4H-1,2,4-triazol-4-yl)benzonitrile 2460494-60-2 C9H5BrN4
4-(3-fluorophenyl)-4H-1,2,4-triazol-3-amine 4-(3-fluorophenyl)-4H-1,2,4-triazol-3-amine 2460490-14-4 C8H7FN4
4-cyclohexyl-5-methyl-4H-1,2,4-triazol-3-amine 4-cyclohexyl-5-methyl-4H-1,2,4-triazol-3-amine 1248745-71-2 C9H16N4
tert-butyl 2-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-4H-1,4-oxazine-4-carboxylate tert-butyl 2-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-4H-1,4-oxazine-4-carboxylate
tert-butyl 1-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-5-carboxylate tert-butyl 1-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-5-carboxylate
8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)imidazo[1,2-b]pyridazine 8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)imidazo[1,2-b]pyridazine
2-methoxy-3-(tetrahydro-2H-pyran-3-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-methoxy-3-(tetrahydro-2H-pyran-3-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2304812-87-9 C17H26BNO4
tert-butyl 3-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)azetidine-1-carboxylate tert-butyl 3-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)azetidine-1-carboxylate 2304817-31-8 C20H31BN2O5
4-bromo-1-(4-(trifluoromethyl)phenyl)-1H-1,2,3-triazole 4-bromo-1-(4-(trifluoromethyl)phenyl)-1H-1,2,3-triazole 2256748-73-7 C9H5BrF3N3
4-bromo-1-(4-methoxyphenyl)-1H-1,2,3-triazole 4-bromo-1-(4-methoxyphenyl)-1H-1,2,3-triazole 2256748-76-0 C9H8BrN3O
2-(4-bromo-1H-1,2,3-triazol-1-yl)benzonitrile 2-(4-bromo-1H-1,2,3-triazol-1-yl)benzonitrile 2256748-77-1 C9H5BrN4
2-bromo-4-(oxetan-2-ylmethoxy)pyridine 2-bromo-4-(oxetan-2-ylmethoxy)pyridine 2645416-48-2 C9H10BrNO2
2-bromo-5-((tetrahydrofuran-2-yl)methoxy)pyridine 2-bromo-5-((tetrahydrofuran-2-yl)methoxy)pyridine 1700313-99-0 C10H12BrNO2
4-bromo-1-(furan-2-yl)-1H-1,2,3-triazole 4-bromo-1-(furan-2-yl)-1H-1,2,3-triazole 2256748-82-8 C6H4BrN3O
1-(6-(methyl-d3)pyridazin-3-yl-4,5-d2)-1H-imidazol-2,5-d2-4-amine 1-(6-(methyl-d3)pyridazin-3-yl-4,5-d2)-1H-imidazol-2,5-d2-4-amine 2256744-24-6 C8H2D7N5
4-bromo-2-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridine-3,5,6-d3 4-bromo-2-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridine-3,5,6-d3 2256744-58-6 C9BrD8N3
6-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridin-3,4,5-d3-2-amine 6-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridin-3,4,5-d3-2-amine 2256744-63-3 C9H2D8N4
6-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyridin-3,4,5-d3-2-amine 6-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyridin-3,4,5-d3-2-amine 2256744-80-4 C9H2D8N4
2,8-dimethylimidazo[1,2-b]pyridazin-6-ol 2,8-dimethylimidazo[1,2-b]pyridazin-6-ol 2645416-64-2 C8H9N3O
4-bromo-2-cyclopropyl-6-methoxypyridine 4-bromo-2-cyclopropyl-6-methoxypyridine 2645419-56-1 C9H10BrNO
4-bromo-2-(methoxymethyl)-6-(trifluoromethyl)pyridine 4-bromo-2-(methoxymethyl)-6-(trifluoromethyl)pyridine 2645413-32-5 C8H7BrF3NO
2-bromo-4-(2,2-difluoro-1-methylcyclopropyl)pyridine 2-bromo-4-(2,2-difluoro-1-methylcyclopropyl)pyridine 2645419-59-4 C9H8BrF2N
tert-butyl 1,6-diazaspiro[3.3]heptane-1-carboxylate hemioxalate tert-butyl 1,6-diazaspiro[3.3]heptane-1-carboxylate hemioxalate 1523571-10-9 C22H38N4O8
3,5-ジニトロチオフェン-2-アミン 3,5-ジニトロチオフェン-2-アミン 2045-70-7 C4H3N3O4S
フルオレン-D10 フルオレン-D10 81103-79-9 C13D10
1-methyl-1,7-diazaspiro[3.5]nonane dihydrochloride 1-methyl-1,7-diazaspiro[3.5]nonane dihydrochloride 2253108-14-2 C8H17ClN2
3-Pyridinecarbonitrile, 5-fluoro-1,2-dihydro-2-oxo- 3-Pyridinecarbonitrile, 5-fluoro-1,2-dihydro-2-oxo- 1506013-17-7 C6H3FN2O
4-bromo-2-(sec-butyl)-6-(difluoromethyl)pyridine 4-bromo-2-(sec-butyl)-6-(difluoromethyl)pyridine 2460500-36-9 C10H12BrF2N
3-bromo-6-(1H-imidazol-2-yl)pyridazine 3-bromo-6-(1H-imidazol-2-yl)pyridazine 2256748-32-8 C7H5BrN4
3-(1H-Indol-2-yl)propanoic acid 3-(1H-Indol-2-yl)propanoic acid 5836-08-8 C11H11NO2
ベンゾフラン-7-オール ベンゾフラン-7-オール 4790-81-2 C8H6O2
tert-Butyl (2-azaspiro[4.5]decan-8-yl)carbamate hydrochloride tert-Butyl (2-azaspiro[4.5]decan-8-yl)carbamate hydrochloride 2940943-39-3
2-(PHENYLMETHYL)-2,7-DIAZASPIRO[4.4]NONANE 2-(PHENYLMETHYL)-2,7-DIAZASPIRO[4.4]NONANE 885275-27-4 C14H20N2
2,3-ジヒドロ-2,2-ジメチル-7-ヒドロキシベンゾフラン 2,3-ジヒドロ-2,2-ジメチル-7-ヒドロキシベンゾフラン 1563-38-8 C10H12O2
ベンゾグアナミン ベンゾグアナミン 91-76-9 C9H9N5
2'2'-cGAMP 2'2'-cGAMP 1465774-27-9 C20H24N10O13P2
N-Boc-1-(6-azaspiro[3.4]octan-2-yl)methanamine N-Boc-1-(6-azaspiro[3.4]octan-2-yl)methanamine 1440961-08-9 C13H24N2O2
3-bromo-5-methyl-4-(oxetan-3-yl)-4H-1,2,4-triazole 3-bromo-5-methyl-4-(oxetan-3-yl)-4H-1,2,4-triazole 2460490-15-5 C6H8BrN3O
3-bromo-5-(2-methoxyphenyl)-4H-1,2,4-triazole 3-bromo-5-(2-methoxyphenyl)-4H-1,2,4-triazole 1780781-99-8 C9H8BrN3O
3-bromo-5-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazole 3-bromo-5-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazole 2460491-99-8 C9H5BrF3N3
5-bromo-4-(4-fluorophenyl)-1H-1,2,3-triazole 5-bromo-4-(4-fluorophenyl)-1H-1,2,3-triazole 2092092-25-4 C8H5BrFN3
4-(5-bromo-1H-1,2,3-triazol-4-yl)pyridine 4-(5-bromo-1H-1,2,3-triazol-4-yl)pyridine 2460500-51-8 C7H5BrN4
5-bromo-4-(3-chlorophenyl)-1H-1,2,3-triazole 5-bromo-4-(3-chlorophenyl)-1H-1,2,3-triazole 2091181-50-7 C8H5BrClN3
ピペロナール ピペロナール 120-57-0 C8H6O3
1-AZASPIRO[4.5]DECAN-8-AMINE HCL 1-AZASPIRO[4.5]DECAN-8-AMINE HCL 1823898-56-1 C9H19ClN2
イソサフロール (cis-, trans-混合物) イソサフロール (cis-, trans-混合物) 120-58-1 C10H10O2
2-(2-アミノフェニル)オキサゾール 2-(2-アミノフェニル)オキサゾール 62882-10-4 C9H8N2O
サフロール サフロール 94-59-7 C10H10O2
2-イミノチアゾリジン-4-オン 2-イミノチアゾリジン-4-オン 556-90-1 C3H4N2OS
5-(4-bromo-1H-1,2,3-triazol-1-yl)thiazole 5-(4-bromo-1H-1,2,3-triazol-1-yl)thiazole 2256748-85-1 C5H3BrN4S
5-(4-bromo-1H-1,2,3-triazol-1-yl)pyrimidine 5-(4-bromo-1H-1,2,3-triazol-1-yl)pyrimidine 2256754-41-1 C6H4BrN5
2-bromo-5-(3-methylbicyclo[1.1.1]pentan-1-yl)pyridine 2-bromo-5-(3-methylbicyclo[1.1.1]pentan-1-yl)pyridine 2697155-63-6 C11H12BrN
2-(bicyclo[1.1.1]pentan-1-yl)-5-bromopyrimidine 2-(bicyclo[1.1.1]pentan-1-yl)-5-bromopyrimidine 2697154-99-5 C9H9BrN2
2-(bicyclo[1.1.1]pentan-1-yl)-5-bromothiazole 2-(bicyclo[1.1.1]pentan-1-yl)-5-bromothiazole 2697162-25-5 C8H8BrNS
2-アミノ-4,5-ジヒドロ-1,3-チアゾール-4-オン塩酸塩 2-アミノ-4,5-ジヒドロ-1,3-チアゾール-4-オン塩酸塩 2192-06-5 C3H5ClN2OS
4-bromo-3-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridine 4-bromo-3-(4-(methyl-d3)-1H-pyrazol-1-yl-3,5-d2)pyridine 2256744-85-9 C9H3BrD5N3
2-bromo-4-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyridine 2-bromo-4-(4-(methyl-d3)-1H-imidazol-1-yl-2,5-d2)pyridine 2256745-00-1 C9H3BrD5N3
2-bromo-3-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyridine-4,5,6-d3 2-bromo-3-(4-bromo-1H-pyrazol-1-yl-3,5-d2)pyridine-4,5,6-d3 2256745-05-6 C8Br2D5N3
4,7-Dichloroquinoline 4,7-Dichloroquinoline 1138471-54-1 C9H5Cl2N
5-(4-メトキシフェニル)チオフェン-2-カルボヒドラジド 5-(4-メトキシフェニル)チオフェン-2-カルボヒドラジド 69202-24-0 C12H12N2O2S
クロピドール クロピドール 2971-90-6 C7H7Cl2NO
7-Quinolinepropanoic acid, α-[[(1,1-dimethylethoxy)carbonyl]amino]-, (αR)- 7-Quinolinepropanoic acid, α-[[(1,1-dimethylethoxy)carbonyl]amino]-, (αR)- 2350047-86-6 C17H20N2O4
STRATOSPHERES? PL-MPH樹脂 STRATOSPHERES? PL-MPH樹脂 138048-80-3 C4H9NO
(S)-2-Tert-butoxycarbonylamino-3-quinolin-6-yl-propionic acid (S)-2-Tert-butoxycarbonylamino-3-quinolin-6-yl-propionic acid 162677-20-5 C17H20N2O4
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