学术探索
学术期刊
新闻热点
数据分析
智能评审
立即登录
REACTION OF 2,3-UNSATURATED ARYL GLYCOSIDES WITH LEWIS-ACIDS - A CONVENIENT ENTRY TO C-ARYL GLYCOSIDES
被引:28
作者
:
RAMESH, NG
论文数:
0
引用数:
0
h-index:
0
机构:
INDIAN INST TECHNOL,DEPT CHEM,MADRAS 600036,TAMIL NADU,INDIA
INDIAN INST TECHNOL,DEPT CHEM,MADRAS 600036,TAMIL NADU,INDIA
RAMESH, NG
[
1
]
BALASUBRAMANIAN, KK
论文数:
0
引用数:
0
h-index:
0
机构:
INDIAN INST TECHNOL,DEPT CHEM,MADRAS 600036,TAMIL NADU,INDIA
INDIAN INST TECHNOL,DEPT CHEM,MADRAS 600036,TAMIL NADU,INDIA
BALASUBRAMANIAN, KK
[
1
]
机构
:
[1]
INDIAN INST TECHNOL,DEPT CHEM,MADRAS 600036,TAMIL NADU,INDIA
来源
:
TETRAHEDRON LETTERS
|
1992年
/ 33卷
/ 21期
关键词
:
D O I
:
10.1016/S0040-4039(00)79600-6
中图分类号
:
O62 [有机化学];
学科分类号
:
070303 ;
081704 ;
摘要
:
A facile synthesis of 2',3'-unsaturated-C-aryl glycosides by BF3.Et2O mediated 'O' to 'C' transformation of 2,3-unsaturated aryl glycosides is reported.
引用
收藏
页码:3061 / 3064
页数:4
相关论文
共 19 条
[1]
THE 1ST TOTAL SYNTHESIS OF CARMINIC ACID
ALLEVI, P
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
ALLEVI, P
ANASTASIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
ANASTASIA, M
CIUFFREDA, P
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
CIUFFREDA, P
FIECCHI, A
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
FIECCHI, A
SCALA, A
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
SCALA, A
BINGHAM, S
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BINGHAM, S
MUIR, M
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
MUIR, M
TYMAN, J
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
TYMAN, J
[J].
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS,
1991,
(18)
: 1319
-
1320
[2]
STEREOCONTROLLED SYNTHESIS OF C-GLYCOSIDES BY REACTION OF ORGANOCUPRATES WITH PROTECTED 1,2-ANHYDRO SUGARS, AND THEIR TRANSFORMATION INTO 2-DEOXY-C-GLYCOSIDES
BELLOSTA, V
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,T 5455,4 PL JUSSIEU,F-75230 PARIS 05,FRANCE
BELLOSTA, V
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,T 5455,4 PL JUSSIEU,F-75230 PARIS 05,FRANCE
CZERNECKI, S
[J].
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS,
1989,
(03)
: 199
-
200
[3]
C-GLYCOSYL COMPOUNDS .4. SYNTHESIS OF (2-DEOXY-ALPHA-D-GLYC-2-ENOPYRANOSYL)ARENES BY STEREOSPECIFIC CONJUGATE-ADDITION OF ORGANOCOPPER REAGENTS TO PERACETYLATED HEX-1-ENOPYRAN-3-ULOSES
BELLOSTA, V
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
BELLOSTA, V
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
CZERNECKI, S
[J].
CARBOHYDRATE RESEARCH,
1987,
171
: 279
-
288
[4]
PALLADIUM(0)-BASED APPROACH TO FUNCTIONALIZED C-GLYCOPYRANOSIDES
BRAKTA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
BRAKTA, M
LHOSTE, P
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
LHOSTE, P
SINOU, D
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
SINOU, D
[J].
JOURNAL OF ORGANIC CHEMISTRY,
1989,
54
(08)
: 1890
-
1896
[5]
A SIMPLE DIASTEREOSELECTIVE SYNTHESIS OF 2',3'-UNSATURATED ARYL C-GLUCOPYRANOSIDES
CASIRAGHI, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CASIRAGHI, G
CORNIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CORNIA, M
RASSU, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
RASSU, G
ZETTA, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
ZETTA, L
FAVA, GG
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
FAVA, GG
BELICCHI, MF
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
BELICCHI, MF
[J].
TETRAHEDRON LETTERS,
1988,
29
(27)
: 3323
-
3326
[6]
2,3-UNSATURATED C-GLUCOPYRANOSIDES - A GUIDELINE TO THE ANOMERIC CONFIGURATIONAL ASSIGNMENT
CASIRAGHI, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CASIRAGHI, G
CORNIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CORNIA, M
COLOMBO, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
COLOMBO, L
RASSU, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
RASSU, G
FAVA, GG
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
FAVA, GG
BELICCHI, MF
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
BELICCHI, MF
ZETTA, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
ZETTA, L
[J].
TETRAHEDRON LETTERS,
1988,
29
(43)
: 5549
-
5552
[7]
C-GLYCOSIDES .7. STEREOSPECIFIC C-GLYCOSYLATION OF AROMATIC AND HETEROCYCLIC RINGS
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
CZERNECKI, S
VILLE, G
论文数:
0
引用数:
0
h-index:
0
VILLE, G
[J].
JOURNAL OF ORGANIC CHEMISTRY,
1989,
54
(03)
: 610
-
612
[8]
C-GLYCOSIDE SYNTHESIS BY PALLADIUM-MEDIATED GLYCAL AGLYCON COUPLING REACTIONS
DAVES, GD
论文数:
0
引用数:
0
h-index:
0
机构:
Department of Chemistry, Rensselaer Polytechnic Institute, Troy
DAVES, GD
[J].
ACCOUNTS OF CHEMICAL RESEARCH,
1990,
23
(06)
: 201
-
206
[9]
REACTION BETWEEN 3,4,6-TRI-O-ACETYL-D-GLUCAL AND P-NITROPHENOL
FERRIER, RJ
论文数:
0
引用数:
0
h-index:
0
FERRIER, RJ
OVEREND, WG
论文数:
0
引用数:
0
h-index:
0
OVEREND, WG
RYAN, AE
论文数:
0
引用数:
0
h-index:
0
RYAN, AE
[J].
JOURNAL OF THE CHEMICAL SOCIETY,
1962,
(SEP):
: 3667
-
&
[10]
CHEMISTRY, OCCURRENCE AND BIOSYNTHESIS OF C-GLYCOSYL COMPOUNDS IN PLANTS
FRANZ, G
论文数:
0
引用数:
0
h-index:
0
FRANZ, G
GRUN, M
论文数:
0
引用数:
0
h-index:
0
GRUN, M
[J].
PLANTA MEDICA,
1983,
47
(03)
: 131
-
140
←
1
2
→
共 19 条
[1]
THE 1ST TOTAL SYNTHESIS OF CARMINIC ACID
ALLEVI, P
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
ALLEVI, P
ANASTASIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
ANASTASIA, M
CIUFFREDA, P
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
CIUFFREDA, P
FIECCHI, A
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
FIECCHI, A
SCALA, A
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
SCALA, A
BINGHAM, S
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BINGHAM, S
MUIR, M
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
MUIR, M
TYMAN, J
论文数:
0
引用数:
0
h-index:
0
机构:
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
BRUNEL UNIV,DEPT CHEM,UXBRIDGE UB8 3PN,MIDDX,ENGLAND
TYMAN, J
[J].
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS,
1991,
(18)
: 1319
-
1320
[2]
STEREOCONTROLLED SYNTHESIS OF C-GLYCOSIDES BY REACTION OF ORGANOCUPRATES WITH PROTECTED 1,2-ANHYDRO SUGARS, AND THEIR TRANSFORMATION INTO 2-DEOXY-C-GLYCOSIDES
BELLOSTA, V
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,T 5455,4 PL JUSSIEU,F-75230 PARIS 05,FRANCE
BELLOSTA, V
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,T 5455,4 PL JUSSIEU,F-75230 PARIS 05,FRANCE
CZERNECKI, S
[J].
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS,
1989,
(03)
: 199
-
200
[3]
C-GLYCOSYL COMPOUNDS .4. SYNTHESIS OF (2-DEOXY-ALPHA-D-GLYC-2-ENOPYRANOSYL)ARENES BY STEREOSPECIFIC CONJUGATE-ADDITION OF ORGANOCOPPER REAGENTS TO PERACETYLATED HEX-1-ENOPYRAN-3-ULOSES
BELLOSTA, V
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
BELLOSTA, V
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
UNIV PARIS 06,CHIM GLUCIDES LAB,F-75230 PARIS 05,FRANCE
CZERNECKI, S
[J].
CARBOHYDRATE RESEARCH,
1987,
171
: 279
-
288
[4]
PALLADIUM(0)-BASED APPROACH TO FUNCTIONALIZED C-GLYCOPYRANOSIDES
BRAKTA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
BRAKTA, M
LHOSTE, P
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
LHOSTE, P
SINOU, D
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
UNIV LYON 1,SYNTHESE ASYMETR LAB,CNRS,UA 463,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
SINOU, D
[J].
JOURNAL OF ORGANIC CHEMISTRY,
1989,
54
(08)
: 1890
-
1896
[5]
A SIMPLE DIASTEREOSELECTIVE SYNTHESIS OF 2',3'-UNSATURATED ARYL C-GLUCOPYRANOSIDES
CASIRAGHI, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CASIRAGHI, G
CORNIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CORNIA, M
RASSU, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
RASSU, G
ZETTA, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
ZETTA, L
FAVA, GG
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
FAVA, GG
BELICCHI, MF
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
BELICCHI, MF
[J].
TETRAHEDRON LETTERS,
1988,
29
(27)
: 3323
-
3326
[6]
2,3-UNSATURATED C-GLUCOPYRANOSIDES - A GUIDELINE TO THE ANOMERIC CONFIGURATIONAL ASSIGNMENT
CASIRAGHI, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CASIRAGHI, G
CORNIA, M
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
CORNIA, M
COLOMBO, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
COLOMBO, L
RASSU, G
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
RASSU, G
FAVA, GG
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
FAVA, GG
BELICCHI, MF
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
BELICCHI, MF
ZETTA, L
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV PARMA,IST CHIM ORGAN,I-43100 PARMA,ITALY
ZETTA, L
[J].
TETRAHEDRON LETTERS,
1988,
29
(43)
: 5549
-
5552
[7]
C-GLYCOSIDES .7. STEREOSPECIFIC C-GLYCOSYLATION OF AROMATIC AND HETEROCYCLIC RINGS
CZERNECKI, S
论文数:
0
引用数:
0
h-index:
0
CZERNECKI, S
VILLE, G
论文数:
0
引用数:
0
h-index:
0
VILLE, G
[J].
JOURNAL OF ORGANIC CHEMISTRY,
1989,
54
(03)
: 610
-
612
[8]
C-GLYCOSIDE SYNTHESIS BY PALLADIUM-MEDIATED GLYCAL AGLYCON COUPLING REACTIONS
DAVES, GD
论文数:
0
引用数:
0
h-index:
0
机构:
Department of Chemistry, Rensselaer Polytechnic Institute, Troy
DAVES, GD
[J].
ACCOUNTS OF CHEMICAL RESEARCH,
1990,
23
(06)
: 201
-
206
[9]
REACTION BETWEEN 3,4,6-TRI-O-ACETYL-D-GLUCAL AND P-NITROPHENOL
FERRIER, RJ
论文数:
0
引用数:
0
h-index:
0
FERRIER, RJ
OVEREND, WG
论文数:
0
引用数:
0
h-index:
0
OVEREND, WG
RYAN, AE
论文数:
0
引用数:
0
h-index:
0
RYAN, AE
[J].
JOURNAL OF THE CHEMICAL SOCIETY,
1962,
(SEP):
: 3667
-
&
[10]
CHEMISTRY, OCCURRENCE AND BIOSYNTHESIS OF C-GLYCOSYL COMPOUNDS IN PLANTS
FRANZ, G
论文数:
0
引用数:
0
h-index:
0
FRANZ, G
GRUN, M
论文数:
0
引用数:
0
h-index:
0
GRUN, M
[J].
PLANTA MEDICA,
1983,
47
(03)
: 131
-
140
←
1
2
→