|
1
|
van Liemt W, Steggerda W, Esmeijer R, Lugtenburg J. Synthesis and spectroscopic characterisation of 13
C-labelled ubiquinone-0 and ubiquinone-10. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941130305] [Citation(s) in RCA: 39] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
2
|
|
|
3
|
Rodenburg L, de Block R, Erkelens C, Lugtenburg J, Cornelisse J. Friedel-Crafts alkylation of pyrene in carbon disulfide; 1H NMR spectroscopy of pyrene derivatives. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19881070903] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
4
|
Gebhard R, Courtin JML, Shadid JB, van Haveren J, van Haeringen CJ, Lugtenburg J. Synthesis of retinals labelled with 13C in the cyclohexene ring. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19891080602] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
5
|
|
|
6
|
Broek AD, Lugtenburg J. Preparation of deuterium-labelled retinals having high deuterium content on specific positions 10-Mono-, 11-mono-, 10,11-di- and 14,20,20,20-tetradeuterioretinal. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19821010307] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
|
7
|
Koek JH, Hoef KVD, van Es JJGS, Lugtenburg J, Fokkens R. The synthesis and properties of 2,3,23(22),24-tetrahydro-21H-biline-1,19-diones, model systems for biliprotein chromophores: 2,3,23(22),24-tetrahydro-17,18-dimethyl-21H-biline-1,19-dione and its (4E)-21-methyl, (4Z + 4E)-22-methyl, (9Z + 9E)-23-methyl, (4. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19871060204] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
8
|
Tintel C, van der Brugge M, Lugtenburg J, Cornelisse J. Synthesis of 6H
-benzo[cd
]pyren-6-one, a polar constituent of carbon black. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19831020406] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
9
|
|
|
10
|
de Groot JA, Jansen H, Fokkens R, Lugtenburg J. Synthesis and properties of 2,2′-pyrromethene-5[1H]-one analogues: The furan, thiophene, benzene, 4-methoxybenzene, 2-pyridine and 4-pyridine analogues. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19831020210] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
|
11
|
Groesbeek M, Lugtenburg J. Synthesis of nitroxide containing polyenes: Two chemically modified retinals and their interaction with bacterioopsin. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19951140906] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
12
|
van Es JJGS, Koek JH, Erkelens C, Lugtenburg J. Synthesis and spectroscopic study of 1,1′-methylene-2,2′-pyrromethen-5[1H]-one and its 3,4-dihydro and 2,3,4,6-tetrahydro derivative. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19861051006] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
13
|
Broek AD, Muradin-Szweykowska M, Courtin JML, Lugtenburg J. Preparation of 11,14-epoxy-bridged and isomeric chain-demethylated retinals. 13-Demethyl-11,14-epoxy-, 9-demethyl-, 13-demethyl- and 9,13-bisdemethyl-retinals. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19831020107] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
|
|
14
|
Tintel C, Cornelisse J, Lugtenburg J. Convenient synthesis of cyclopenta[c,d
]pyrene and 3,4-dihydrocyclopenta[c,d
]pyrene. The reactivity of the pyrene dianion. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19831020103] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
|
|
15
|
Cappon JJ, Witters KD, Baart J, Verdegem PJE, Hoek AC, Luiten RJH, Raap J, Lugtenburg J. Synthesis of L-histidine specifically labelled with stable isotopes. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941130603] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
|
|
16
|
Rodenburg L, Brandsma R, Tintel C, van Thuijl J, Lugtenburg J, Cornelisse J. Synthesis and properties of nitro derivatives of 2-tert-butyl- and 2,7-di-tert-butylpyrene. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19861050504] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
|
17
|
Wories HJ, Koek JH, Lodder G, Lugtenburg J, Fokkens R, Driessen O, Mohn GR. A novel water-soluble fluorescent probe: Synthesis, luminescence and biological properties of the sodium salt of the 4-sulfonato-3,3′,5,5′-tetramethyl-2,2′-pyrromethen-1,1′-BF2
complex. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19851041104] [Citation(s) in RCA: 67] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
|
18
|
Groesbeek M, Rood GA, Lugtenburg J. Synthesis of (12,13-13C2)retinal and (13,1413C2)retinal: A strategy to prepare multiple-13C-labeled conjugated systems. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19921110307] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
19
|
Groesbeek M, Kirillova YG, Boeff R, Lugtenburg J. Synthesis of six novel retinals and their interaction with bacterioopsin. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941130107] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
|
|
20
|
Gebhard R, van Dijk JTM, Boza MVTJ, van der Hoef K, Lugtenburg J. Synthesis and spectroscopic properties of 14-, 15-, 15′ - and 14′ -monodeutero- and 15,15′ -dideuterospheroidenes. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19911100706] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
21
|
Jansen F, Kwestro M, Schmitt D, Lugtenburg J. Synthesis and characterization of all-E (12,12′-13C2)-, (13,13′-13C2)-, (14,14′-13C2)-, (15,15′-13C2)- and (20,20′-13C2)astaxanthin. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941131205] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
|
22
|
Ogrel A, Vasilenko IA, Lugtenburg J, Raap J. Enzymatic synthesis of specifically 2
H-labelled L-glutamic acids and 2
H-, 15
N-, 13
C-labelled L-glutamines on a preparative scale. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941130706] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
|
|
23
|
Gebhard R, van der Hoef K, Lefeber AWM, Erkelens C, Lugtenburg J. Synthesis and spectroscopy of (14′-13C)- and (15′-13C)spheroidene. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19901090604] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
|
24
|
Cappon JJ, Baart J, van der Walk GAM, Raap J, Lugtenburg J. Chemo-enzymatic synthesis of specifically stable-isotope labelledL-glutamic acid and 2-oxoglutaric acid. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19911100505] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
|
25
|
de Groot JA, van der Steen R, Lugtenburg J. Synthesis and reactivity of 22,23-methylene-2,3,17,18-tetramethyl-23-hydro-1, 19-[21H
,24H
]-bilindion-10-enium trifluoroacetate. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19821010706] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
26
|
Fransen MR, Palings I, Lugtenburg J, Jansen PAA, Groenendijk GWT. Preparation and photolysis of deuterium-labelled rhodopsin analogues. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19800991204] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
|
|
27
|
Snoeren AEC, Daha MR, Lugtenburg J, Havinga E. Studies on vitamin D and related compounds. Part 21. Photosensitized reactions. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19700890304] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
28
|
de Groot JA, Lugtenburg J. 1,3,4-Trimethyl-2,2′-pyrromethen-5[1H]-one and its 1′-methyl derivative; Synthesis, thermal and photochemical reactivity. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19821011002] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
29
|
Bakker SA, Lugtenburg J, Havinga E. Studies on vitamin D and related compounds XXII: New reactions and products in vitamin D3 photochemistry. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19720911211] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
|
|
30
|
van der Steen R, Groesbeek M, van Amsterdam LJP, Lugtenburg J, van Oostrum J, de Grip WJ. All E-10,20-methanoretinoylopsin, light-stable rhodopsin. Synthesis and spectroscopy of all E-10,20-methano- and all-E-retinoyl fluoride and their reaction with bovine opsin. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19891080105] [Citation(s) in RCA: 54] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
|
|
31
|
Spijker-Assink MB, Robijn GW, Ippel JH, Lugtenburg J, Groen BH, van Dam K. (1R)- and (1S)-5-demethyl-8,16-methanobacteriorhodopsin and its properties. The synthesis and spectroscopy of 5-demethyl-8,16-methanoretinal in optically active and isotopic forms. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19921110104] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
|
|
32
|
Groesbeek M, van Galen AJJ, Ippel JH, Berden JA, Lugtenburg J. Three bacteriorhodopsins with ring-didemethylated 6-s
-locked chromophores and their properties. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19931120401] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
33
|
Pardoen JA, van den Berg EMM, Winkel C, Lugtenburg J. Synthesis of retinals isotopically labelled at positions 11, 12, 14 and 20. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19861050304] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
34
|
Rodenburg L, de Block R, Bieze TWN, Cornelisse J, Lugtenburg J. Reactivity of pyrene dianion and some of its 2-substituted derivatives. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19881070103] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
|
|
35
|
Raap J, van der Wielen CM, Lugtenburg J. Enantioselective syntheses of isotopically labelled α-amino acids. Preparation of (ϵ-13C)-L-α-aminoadipic acid and five isotopomers of L-lysine with 13C, 15N and 2H in the δ- and ϵ-positions. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19901090404] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
|
|
36
|
|
|
37
|
van den Braken-van Leersum AM, Spijker NM, Lugtenburg J, Cornelisse J. Synthesis, purification and spectral analysis of mononitrocyclopenta[cd]pyrenes. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19871061205] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
|
38
|
|
|
39
|
Groesbeek M, Robijn GW, Lugtenburg J. Synthesis and spectroscopic characterization of the doubly locked 9E,11Z retinal model systems 7E,13E-11,19-10,20-dimethanoretinal and its 13Z isomer. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19921110206] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
|
|
40
|
|
|
41
|
van der Steen R, Biesheuvel PL, Lugtenburg J, Erkelens C, Mathies RA. 8,16- And 8,18-methanobacteriorhodopsin. Synthesis and spectroscopy of 8,16- and 8,18-methanoretinal and their interaction with bacterioopsin. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19891080302] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
42
|
de Groot JA, van der Steen R, Fokkens R, Lugtenburg J. Synthesis and photochemical reactivity of bilirubin model compounds. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19821010103] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
43
|
de Groot JA, van der Steen R, Fokkens R, Lugtenburg J. Synthesis and photoisomerisation of 2,3,17,18,22-pentamethyl-10,23-dihydro-1,19-[21H,24H]-bilindione, an unsymmetrical bilirubin model compound. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19821010607] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
|
|
44
|
Gebhard R, van Dijk JTM, van Ouwerkerk E, Boza MVTJ, Lugtenburg J. Synthesis and spectroscopy of chemically modified spheroidenes. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19911101105] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|
|
45
|
Ippel J, Spijker-Assink M, Groesbeek M, van der Steen R, Altona C, Lugtenburg J. Conformational analysis of all-E
-retinal, all-E
-8,16-methanoretinal, (1S
)-all-E
-8,16-methano-18-norretinal, and all-E
-17,18-dinor-8,16-methanoretinal by means of NMR spectroscopy and molecular dynamics. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19941130205] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
46
|
Tintel C, Lugtenburg J, van Amsterdam GAJ, Erkelens C, Cornelisse J. A two-step synthesis of benzo[e
]pyrene via the pyrene dianion. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19831020408] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
|
|
47
|
|
|
48
|
van den Berg EMM, Jansen FJHM, de Goede ATJW, Baldew AU, Lugtenburg J. Chemo-enzymatic synthesis and characterization of L-tryptophans selectively 13C-enriched or hydroxylated in the six-membered ring using transformed Escherichia coli cells. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19901090405] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
|
|
49
|
Courtin JML, Verhagen L, Biesheuvel PL, Lugtenburg J, van der Bend RL, van Dam K. Bacteriorhodopsin: The influence of the cyclohexene-ring methyls. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19871060402] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
|
50
|
Spijker-Assink MB, Winkel C, Baldwin GS, Lugtenburg J. 5-Demethylretinal and its 5-2H, 7-2H2 and 5,7-2H2 isotopomers. Synthesis, photochemistry and spectroscopy. ACTA ACUST UNITED AC 2010. [DOI: 10.1002/recl.19881070304] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
|