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1. 发明申请

WO2008000664A1 DIKETOPYRROLOPYRROLE POLYMERS AS ORGANIC SEMICONDUCTORS 审中-公开
标题翻译：作为有机半导体的二酮基聚合物聚合物
公开(公告)号：WO2008000664A1
公开(公告)日：2008-01-03
申请号：PCT/EP2007/056102
申请日：2007-06-20
申请人： CIBA SPECIALTY CHEMICALS HOLDING INC. , TURBIEZ, Mathieu G. R. , JANSSEN, René Albert Johan , WIENK, Martinus Maria , KIRNER, Hans Jürg , DÜGGELI, Mathias , TIEKE, Bernd , ZHU, Yu
发明人： TURBIEZ, Mathieu G. R. , JANSSEN, René Albert Johan , WIENK, Martinus Maria , KIRNER, Hans Jürg , DÜGGELI, Mathias , TIEKE, Bernd , ZHU, Yu
IPC分类号： C07D487/04 , C08G61/12 , C08G73/06 , C09K11/06 , H01L27/32 , H01L51/00
CPC分类号： H01L51/0036 , B82Y10/00 , C07D487/04 , C08G61/00 , C08G61/02 , C08G61/122 , C08G61/124 , C08G61/126 , C09B69/109 , H01L51/0003 , H01L51/0043 , H01L51/0047 , H01L51/0053 , H01L51/0545 , H01L51/0558 , H01L51/4253 , H01L51/44 , H01L51/5012 , H01L51/5088 , Y02E10/549
摘要： The present invention relates to polymers comprising a repeating unit of the formula (l) and their use as organic semiconductor in organic devices, especially a diode, an organic field effect transistor and/or a solar cell, or a device containing a diode and/or an organic field effect transistor, and/or a solar cell. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in semiconductor devices or organic photovoltaic (PV) devices (solar cells).
摘要翻译：本发明涉及包含式（1）的重复单元及其在有机器件，特别是二极管，有机场效应晶体管和/或太阳能电池的有机半导体中的用途的聚合物，或包含二极管和/ 或有机场效应晶体管，和/或太阳能电池。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，当根据本发明的聚合物用于半导体器件或有机光伏（PV）器件时，可以观察到高的能量转换效率，优异的场效应迁移率，良好的导通/截止电流比和/或优异的稳定性太阳能电池）。

2. 发明申请

WO2005049695A1 NOVEL DIKETOPYRROLOPYRROLE POLYMERS 审中-公开
标题翻译：新型二氯丙烯聚合物
公开(公告)号：WO2005049695A1
公开(公告)日：2005-06-02
申请号：PCT/EP2004/052565
申请日：2004-10-18
申请人： CIBA SPECIALTY CHEMICALS HOLDING INC. , HEIM, Ingo , TIEKE, Bernd , LENZ, Roman , SCHMIDHALTER, Beat , RABINDRANATH, Aravinda Raman , DÜGGELI, Mathias
发明人： HEIM, Ingo , TIEKE, Bernd , LENZ, Roman , SCHMIDHALTER, Beat , RABINDRANATH, Aravinda Raman , DÜGGELI, Mathias
IPC分类号： C08G73/00
CPC分类号： C08G61/126 , C08G61/123 , C08G61/124 , C08G61/125 , C08G73/0611 , C08G73/0688 , C08G73/0694 , C09B57/004 , C09B69/109 , C09K11/06 , C09K2211/1029 , H01L51/0035 , H01L51/0036 , H05B33/14 , Y02E10/549
摘要： The present invention relates to polymers comprising a repeating unit of the formula (I) and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color are observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).
摘要翻译：本发明涉及包含式（I）的重复单元及其在电子器件中的用途的聚合物。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，如果根据本发明的聚合物用于聚合物发光二极管（PLED）中，则观察到高电荷载流子迁移率和发光颜色的高温稳定性。

3. 发明申请

WO2009047104A2 PYRROLOPYRROLE DERIVATIVES, THEIR MANUFACTURE AND USE 审中-公开
标题翻译：吡咯烷酮衍生物及其制备和使用
公开(公告)号：WO2009047104A2
公开(公告)日：2009-04-16
申请号：PCT/EP2008/062586
申请日：2008-09-22
申请人： CIBA HOLDING INC. , HAO, Zhimin , SCHMIDHALTER, Beat , BUDRY, Jean-Luc , FONTANA, Margherita , TURBIEZ, Mathieu G. R. , BIENEWALD, Frank , DÜGGELI, Mathias , AEBISCHER, Olivier Frédéric , HAYOZ, Pascal , FONRODONA TURON, Marta
发明人： HAO, Zhimin , SCHMIDHALTER, Beat , BUDRY, Jean-Luc , FONTANA, Margherita , TURBIEZ, Mathieu G. R. , BIENEWALD, Frank , DÜGGELI, Mathias , AEBISCHER, Olivier Frédéric , HAYOZ, Pascal , FONRODONA TURON, Marta
IPC分类号： C07D487/04 , H01L51/00
CPC分类号： H01L51/0071 , C07D487/04 , C09B57/004 , H01L51/0053 , H01L51/0058 , H01L51/0068 , H01L51/0095 , Y02E10/549
摘要： The present invention relates to compounds of the formula (I) wherein the substituents are as defined in claim 1, and their use as organic semiconductor in organic devices, like diodes, organic field effect transistors and/or a solar cells. The compounds of the formula I have excellent solubility in organic solvents. High efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when said compounds are used in semiconductor devices or organic photovoltaic (PV) devices (solar cells).
摘要翻译：本发明涉及式（I）化合物，其中取代基如权利要求1中所定义，及其作为有机半导体在有机器件中的用途，如二极管，有机场效应晶体管和/或太阳能电池。式I的化合物在有机溶剂中具有优异的溶解性。当所述化合物用于半导体器件或有机光伏（PV）器件（太阳能电池））时，可以观察到高效率的能量转换，优异的场效应迁移率，良好的导通/截止电流比和/或优异的稳定性。

4. 发明申请

WO2006061343A1 FLUORESCENT DIKETOPYRROLOPYRROLES 审中-公开
标题翻译：荧光酮溶解吡咯烷酮
公开(公告)号：WO2006061343A1
公开(公告)日：2006-06-15
申请号：PCT/EP2005/056335
申请日：2005-11-30
申请人： CIBA SPECIALTY CHEMICALS HOLDING INC. , YAMAMOTO, Hiroshi , OKA, Hidetaka , DÜGGELI, Mathias
发明人： YAMAMOTO, Hiroshi , OKA, Hidetaka , DÜGGELI, Mathias
IPC分类号： C09K11/06 , H01L51/30
CPC分类号： H01L51/0072 , C09B57/001 , C09B57/004 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , C09K2211/1088 , H01L51/0052 , H01L51/0053 , H01L51/0059 , H01L51/0067 , H01L51/0071 , H01L51/0073 , H01L51/0081 , H01L51/5012 , H01L51/5048 , H01L2251/308 , H05B33/14 , Y10S428/917
摘要： The present invention relates to fluorescent diketopyrrolopyrroles of the formula (I), or (III), a process for their preparation and their use for the preparation of inks, colorants, pigmented plastics for coatings, non-impact-printing material, color filters, cosmetics, polymeric ink particles, toners, as fluorescent tracers, in color changing media, in solid dye lasers, EL lasers and electroluminescent devices. A luminescent device comprising a compound, or composition according to the present invention is high in the efficiency of electrical energy utilisation and high in luminance.
摘要翻译：本发明涉及式（I）或（III）的荧光二酮吡咯并吡咯，其制备方法及其用于制备油墨，着色剂，用于涂料的着色塑料，非冲击印刷材料，滤色器，化妆品，聚合物墨颗粒，调色剂，荧光示踪剂，变色介质，固体染料激光器，EL激光器和电致发光器件中。包含根据本发明的化合物或组合物的发光装置的电能利用效率高，亮度高。

5. 发明申请

WO2010049321A1 DIKETOPYRROLOPYRROLE POLYMERS FOR USE IN ORGANIC FIELD EFFECT TRANSISTORS 审中-公开
标题翻译：用于有机场效应晶体管的二烯丙基聚合物
公开(公告)号：WO2010049321A1
公开(公告)日：2010-05-06
申请号：PCT/EP2009/063767
申请日：2009-10-21
申请人： BASF SE , DÜGGELI, Mathias , ZAHER ETEISH, Mahmoud , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , FONRODONA TURON, Marta , FONTANA, Margherita , LANZ, Marian , TURBIEZ, Mathieu G. R. , SCHMIDHALTER, Beat , FLORES, Jean-Charles
发明人： DÜGGELI, Mathias , ZAHER ETEISH, Mahmoud , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , FONRODONA TURON, Marta , FONTANA, Margherita , LANZ, Marian , TURBIEZ, Mathieu G. R. , SCHMIDHALTER, Beat , FLORES, Jean-Charles
IPC分类号： C08G61/12 , H01L51/00
CPC分类号： H01L51/0036 , C08G61/12 , C08G61/124 , C08G61/126 , C08G2261/124 , C08G2261/1412 , C08G2261/18 , C08G2261/228 , C08G2261/3223 , C08G2261/3229 , C08G2261/3241 , C08G2261/3243 , C08G2261/3246 , C08G2261/334 , C08G2261/364 , C08G2261/411 , C08G2261/92 , H01L27/283 , H01L51/0001 , H01L51/0007 , H01L51/0043 , H01L51/0053 , H01L51/0558
摘要： The present invention relates to polymers comprising a repeating unit of the formula I, or III and their use as organic semiconductor in organic devices, especially an organic field effect transistor (OFET), or a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors.
摘要翻译：本发明涉及包含式I或III的重复单元的聚合物及其在有机器件，特别是有机场效应晶体管（OFET）中的有机半导体的用途，或包含二极管和/或有机场效应的器件晶体管。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，当根据本发明的聚合物用于有机场效应晶体管时，可以观察到能量转换的高效率，优异的场效应迁移率，良好的开/关电流比和/或优异的稳定性。

6. 发明申请

WO2010115767A1 PYRROLOPYRROLE DERIVATIVES, THEIR MANUFACTURE AND USE AS SEMICONDUCTORS 审中-公开
标题翻译：吡咯啉衍生物及其制造和用作半导体
公开(公告)号：WO2010115767A1
公开(公告)日：2010-10-14
申请号：PCT/EP2010/054152
申请日：2010-03-30
申请人： BASF SE , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , DÜGGELI, Mathias , TURBIEZ, Mathieu G. R. , FONRODONA TURON, Marta , CHEBOTAREVA, Natalia
发明人： HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , DÜGGELI, Mathias , TURBIEZ, Mathieu G. R. , FONRODONA TURON, Marta , CHEBOTAREVA, Natalia
IPC分类号： C07D487/04 , C09K11/06 , H01L27/32 , H01L51/00
CPC分类号： C07D487/04 , H01L51/0053 , H01L51/0068 , H01L51/0069 , Y02E10/549
摘要： The present invention relates to compounds of the formula (I) wherein the substituents are as defined in claim 1, and their use as organic semiconductor in organic devices, like diodes, organic field effect transistors and/or solar cells. The compounds of the formula I have excellent solubility in organic solvents. High efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when said compounds are used in semiconductor devices or organic photovoltaic (PV) devices (solar cells).
摘要翻译：本发明涉及式（I）化合物，其中取代基如权利要求1所定义，及其作为有机半导体在有机器件中的用途，如二极管，有机场效应晶体管和/或太阳能电池。式I的化合物在有机溶剂中具有优异的溶解性。当所述化合物用于半导体器件或有机光伏（PV）器件（太阳能电池））时，可以观察到高效率的能量转换，优异的场效应迁移率，良好的导通/截止电流比和/或优异的稳定性。

7. 发明申请

WO2010049323A1 DIKETOPYRROLOPYRROLE POLYMERS FOR USE IN ORGANIC SEMICONDUCTOR DEVICES 审中-公开
标题翻译：用于有机半导体器件的二酮基聚合物
公开(公告)号：WO2010049323A1
公开(公告)日：2010-05-06
申请号：PCT/EP2009/063769
申请日：2009-10-21
申请人： BASF SE , DÜGGELI, Mathias , ZAHER ETEISH, Mahmoud , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , FONRODONA TURON, Marta , TURBIEZ, Mathieu G. R.
发明人： DÜGGELI, Mathias , ZAHER ETEISH, Mahmoud , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , FONRODONA TURON, Marta , TURBIEZ, Mathieu G. R.
IPC分类号： C08G61/12 , H01L51/00
CPC分类号： C08G61/124 , C08G61/126 , C09B69/109 , H01L51/0036 , H01L51/0043 , H01L51/0053 , Y02E10/549
摘要： The present invention relates to polymers comprising one or more (repeating) unit(s) of the formula (I), and at least one (repeating) unit(s) which is selected from repeating units of the formula (II), (III) and (IV); and polymers of the formula III, or IV and their use as organic semiconductor in organic devices, especially in organic photovoltaics (solar cells) and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
摘要翻译：本发明涉及包含一种或多种（重复）式（I）单元的聚合物和选自式（II），（III）的重复单元的至少一个（重复）单元）和（IV）; 和式III或IV的聚合物及其在有机器件中的用途，特别是在有机光伏（太阳能电池）和光电二极管中的有机半导体，或在含有二极管和/或有机场效应晶体管的器件中的用途。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，当根据本发明的聚合物用于有机场效应晶体管，有机光伏（太阳能电池）中时，可以观察到高效率的能量转换，优异的场效应迁移率，良好的开/关电流比和/或优异的稳定性）和光电二极管。

8. 发明申请

WO2005040284A1 HEAT-STABLE DIKETOPYRROLOPYRROLE PIGMENT MIXTURES 审中-公开
标题翻译：热稳定的双羟基吡咯烷酮颜料混合物
公开(公告)号：WO2005040284A1
公开(公告)日：2005-05-06
申请号：PCT/EP2004/052426
申请日：2004-10-04
申请人： CIBA SPECIALTY CHEMICALS HOLDING INC. , WALLQUIST, Olof , LENZ, Roman , FEILER, Leonhard , DÜGGELI, Mathias , YOUSAF, Taher , DE KEYZER, Gerardus
发明人： WALLQUIST, Olof , LENZ, Roman , FEILER, Leonhard , DÜGGELI, Mathias , YOUSAF, Taher , DE KEYZER, Gerardus
IPC分类号： C09B67/22
CPC分类号： C09B67/0033 , C09B57/004
摘要： The present invention relates to a process for the preparation of a mixture comprising at least two structurally different diketopyrrolopyrrole pigments of formula (1) wherein A 1 and A 2 are each independently of the other an aromatic or heteroaromatic radical, by reacting a succinic acid ester with at least one unsubstituted or substituted aromatic or heteroaromatic nitrile, which process comprises carrying out the reaction in the presence of at least one compound of formula (2) wherein A is an aromatic or heteroaromatic radical, R 3 is hydrogen, halogen, methyl, methoxy, -CF 3 or -CN, R 4 is a linear or, from C 3 upwards, optionally branched C 1 -C3 0 alkyl, C 6 -C 10 aryl or C 6 -C2 4 aralkyl radical, X is -S-, -0-, -CR 5 R 5 '-, -COO-, -CONR 5 -, -SO-, SO 2 -, -SO 2 NR 5 - or -NR 5 -and R 5 and R 5 'are each independently of the other hydrogen or a linear or, from C 3 upwards, optionally branched C 1 -C 30 alkyl, C 6 -C 10 aryl or C 6 -C 24 aralkyl radical, to the use of such a mixture in the colouring of organic material and in cosmetics, and also to novel diketopyrrolopyrrole pigment mixtures.
摘要翻译：本发明涉及一种制备包含至少两种结构不同的式（1）二酮吡咯并吡咯颜料的混合物的方法，其中A1和A2各自独立地为芳族或杂芳族基团，琥珀酸酯与至少一种未取代或取代的芳族或杂芳族腈，该方法包括在至少一种式（2）的化合物存在下进行反应，其中A是芳族或杂芳族基，R 3是氢，卤素，甲基，甲氧基， CF 3或-CN，R 4是直链的，或者是C 3的任选支链的C 1 -C 30烷基，C 6 -C 10芳基或C 6 -C 24芳烷基，X是-S - ， - O-，-CR 5 R 5 - ， - COO-， - CONR 5 - ， - SO - ，SO 2 - ， - SO 2 NR 5 - 或-NR 5 - 和R 5和R 5'各自独立于另一个氢或直链或从C3向上任选支链的C 1 -C 30烷基，C 6 -C 10芳基或C 6 - C24芳烷基，在有机材料的着色中使用这种混合物在化妆品中，还涉及新型二酮吡咯并吡咯颜料混合物。

9. 发明申请

WO2010108873A1 DIKETOPYRROLOPYRROLE POLYMERS FOR USE IN ORGANIC SEMICONDUCTOR DEVICES 审中-公开
标题翻译：用于有机半导体器件的二酮基聚合物
公开(公告)号：WO2010108873A1
公开(公告)日：2010-09-30
申请号：PCT/EP2010/053655
申请日：2010-03-22
申请人： BASF SE , HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , DÜGGELI, Mathias , KIRNER, Hans Jürg , FONRODONA TURON, Marta
发明人： HAYOZ, Pascal , AEBISCHER, Olivier Frédéric , DÜGGELI, Mathias , KIRNER, Hans Jürg , FONRODONA TURON, Marta
IPC分类号： H01B1/12 , C07D487/04 , C08G61/00 , C08G61/02 , C08G61/12 , H01L51/00
CPC分类号： H01L51/0036 , C07D487/04 , C07D519/00 , C08G61/124 , C08G61/126 , C08G2261/124 , C08G2261/1412 , C08G2261/18 , C08G2261/228 , C08G2261/3223 , C08G2261/3241 , C08G2261/3243 , C08G2261/334 , C08G2261/598 , C08G2261/91 , C08G2261/92 , C08G2261/94 , C08G2261/95 , C09B57/004 , C09B69/109 , H01B1/127 , H01L51/0003 , H01L51/0035 , H01L51/0043 , H01L51/0053 , H01L51/0558 , H01L51/42 , Y02E10/549
摘要： The present invention relates to polymers comprising one or more (repeating) unit(s) of the formula (I) which are characterized in that Ar 1 and Ar 1' are independently of each other are an annulated (aromatic) heterocyclic ring system, containing at least one thiophene ring, which may be optionally substituted by one, or more groups, and their use as organic semiconductor in organic devices, especially in organic photovoltaics (solar cells) and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
摘要翻译：本发明涉及包含一种或多种式（I）的（重复）单元的聚合物，其特征在于Ar1和Ar1'彼此独立的是环状（芳族）杂环体系，至少含有一个噻吩环，其可以任选地被一个或多个基团取代，并且它们在有机器件中的用途，特别是有机光伏（太阳能电池）和光电二极管中的有机半导体，或者在含有二极管和/或有机场的器件中效应晶体管。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，当根据本发明的聚合物用于有机场效应晶体管，有机光伏（太阳能电池）中时，可以观察到高效率的能量转换，优异的场效应迁移率，良好的开/关电流比和/或优异的稳定性）和光电二极管。

10. 发明申请

WO2010136353A1 DIKETOPYRROLOPYRROLE POLYMERS FOR USE IN ORGANIC SEMICONDUCTOR DEVICES 审中-公开
标题翻译：用于有机半导体器件的二酮基聚合物
公开(公告)号：WO2010136353A1
公开(公告)日：2010-12-02
申请号：PCT/EP2010/056778
申请日：2010-05-18
申请人： BASF SE , DÜGGELI, Mathias , AEBISCHER, Olivier, Frédéric , HAYOZ, Pascal , FONRODONA TURON, Marta , TURBIEZ, Mathieu, G., R. , FLORES, Jean-Charles , KIRNER, Hans, Jürg , MURER, Peter , CHEBOTAREVA, Natalia , SCHÄFER, Thomas
发明人： DÜGGELI, Mathias , AEBISCHER, Olivier, Frédéric , HAYOZ, Pascal , FONRODONA TURON, Marta , TURBIEZ, Mathieu, G., R. , FLORES, Jean-Charles , KIRNER, Hans, Jürg , MURER, Peter , CHEBOTAREVA, Natalia , SCHÄFER, Thomas
IPC分类号： C08G73/00 , C08G61/00 , C08G61/12 , C09K11/00 , C09K11/06 , H01L51/00 , H05B33/00 , H05B33/14
CPC分类号： C08G73/00 , C08G61/124 , C08G61/125 , C08G61/126 , C08G2261/3142 , C08G2261/3223 , C08G2261/3241 , C08G2261/334 , C08G2261/364 , C09B57/00 , C09B57/004 , C09B69/109 , C09K11/06 , C09K2211/1483 , H01L51/0036 , H01L51/0043 , H01L51/0054 , Y02E10/549
摘要： The present invention relates to polymers comprising one or more (repeating) unit(s) of the formula A polymer, comprising (repeating) unit(s) of the formula (1) and (2), wherein A is a repeating unit of the formula (I), and -COM 1 - is a repeating unit of formula (3), or (4), and their use as organic semiconductor in organic devices, especially in organic photovoltaics (solar cells) and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
摘要翻译：本发明涉及包含一种或多种式（A）聚合物的（重复）单元的聚合物，其包含（重复）式（1）和（2）的单元，其中A是式（I）和-COM1-是式（3）或（4）的重复单元，以及它们在有机器件中的用途，特别是在有机光伏（太阳能电池）和光电二极管中的有机半导体，或者含有二极管和/或有机场效应晶体管。根据本发明的聚合物在有机溶剂中具有优异的溶解性和优异的成膜性能。此外，当根据本发明的聚合物用于有机场效应晶体管，有机光伏（太阳能电池）中时，可以观察到高能量转换，优异的场效应迁移率，良好的开/关电流比和/或优异的稳定性）和光电二极管。

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