CN1106395A - 1,3,4-噁二唑-2(3h)-酮衍生物,其制备方法及其药用 - Google Patents
1,3,4-噁二唑-2(3h)-酮衍生物,其制备方法及其药用 Download PDFInfo
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Abstract
本发明涉及纯对映体或其混合物,包括外消旋混合物形式的式(I)1,3,4-噁二唑-2(3H)-酮衍生物及其药用酸加成盐和药用,其中R1为氢,可被羟基,苯氧基,(C1-4)烷氧基,(C1-4)烷硫基,巯基,(C1-4)烷氧基-(C1-4)烷氧基,二(C1-4)烷基氨基或N-(C1-4)烷基-N-丙炔基氨基取代的直链或支链(C1-4)烷基或(C3-4)炔基及R2为可被一或多个卤素和/或羟基,1-咪唑基或3-四氢吡喃基取代的直链或支链(C1-8)烷基或(C3-5)三氟烯基。
Description
本发明涉及1,3,4-噁二唑-2(3H)-酮衍生物,其制备方法及其药用。
本发明化合物如下式:
其中R1或者为氢原子,或者为可被羟基,苯氧基,(C1-4)烷氧基,(C1-4)烷硫基,巯基,(C1-4)烷氧基-(C1-4)烷氧基,二(C1-4)烷基氨基或N-(C1-4)烷基-N-丙炔基氨基取代的直链或支链(C1-4)烷基,或者为(C3-4)炔基,以及
R2或者为可被一或多个卤原子和/或羟基,1-咪唑基或3-四氢吡喃基取代的直链或支链(C1-8)烷基,或者为(C3-5)三氟烯基。
式(Ⅰ)化合物可与药用酸形成酸加成盐,并且这些盐亦构成本发明的一部分。
某些式(Ⅰ)化合物带有不对称碳原子,因此可以纯对映体或对映体混合物形式存在,其中包括外消旋混合物,并且对映体及其混合物也构成本发明的一部分。
式(Ⅰ)化合物制备方法或者是在溶剂如乙腈或二甲基甲酰胺中于碱如碳酸钾或氢化钠存在下将式(Ⅱ)化合物
其中R1定义同上,与式R2X的化合物反应,该式中R2定义同上且X为卤原子或甲磺酰氧基或甲苯磺酰氧基,
或者是在溶剂如二甲基甲酰胺中于碱如碳酸钾或氢化钠存在下将式(Ⅲ)化合物
(Ⅲ)
其中R2定义同上,与式R1X化合物反应,该式中R1和X定义同上。
式(Ⅱ)和(Ⅲ)的化合物可按后续反应式所示方法得到,这些方法类似于专利申请PCT/FR90/00847所述方法。
式(Ⅱ)化合物制备方法是用保护基如苯甲基保护对羟基苯甲酸的酯中的羟基,将这样得到的式(Ⅶ)化合物与肼反应而得到相应的式(Ⅵ)酰肼,该酰肼用碳酸衍生物如光气,羰基二咪唑或碳酸双(三氯甲基)酯处理而得到式(Ⅴ)化合物,然后再用式R1X中R1和X定义同上的化合物处理该化合物而得到式(Ⅳ)化合物,最后将该化合物脱保护基。
式(Ⅴ)中保护基为苯甲基的化合物为已知化合物,其制备方法已见于J.Med.Chem.36,No.9,1157-1167(1993)。
式(Ⅲ)化合物的制备方法是用式R2X中R2和X定义同上的化合物处理对羟基苯甲酸的酯,将所得式(Ⅸ)化合物与肼反应,然后用碳酸衍生物如光气,羰基二咪唑或碳酸双(三氯甲基)酯处理式(Ⅷ)的酰肼。
以下实施例详述本发明。
分析表明为本发明化合物的结构。
实施例1
5-[4-(4,4,4-三氟丁氧基)苯基]-1,3,4-噁二唑-2(3H)-酮
1.1 甲磺酸4,4,4-三氟丁基酯
在250ml三颈烧瓶中引入16.8g4,4,4-三氟-1-丁醇和70ml二氯甲烷。将溶液冷至0℃后加入14.6g三乙胺和15.8g甲磺酰氯。将混合物搅拌30mm(分钟),同时让其回到室温,然后再加入100ml水并倾析分出有机相。水相2次各用20ml二氯甲烷苯取后将有机相组合起来,再用硫酸钠干燥,过滤,40℃下真空蒸发并在球罐中蒸馏而得到20.8g产物,其1mmHg下沸点为155℃。
1.24-(4,4,4-三氟丁氧基)苯甲酸乙酯
在50ml三颈烧瓶中引入0.77g呈油中50%分散体的氢化钠和10ml二甲基甲酰胺并向这样得到的悬浮液中滴加2.67g4-羟基苯甲酸乙酯在20ml二甲基甲酰胺中的溶液。在放气结束时加入3.32g甲磺酸4,4,4-三氟丁基酯在10ml二甲基甲酰胺中的溶液,然后于室温下将混合物搅拌24h(小时),再将混合物倒入300ml水中。水相3次各用150ml乙酸乙酯萃取后将有机相组合起来,用150ml的1N氢氧化钠水溶液洗涤后用150ml饱和氯化钠水溶液洗涤,之后真空蒸发而得4.40g产物,其熔点为60.7℃。
1.34-(4,4,4-三氟丁氧基)苯甲酰肼
在50ml三颈烧瓶中氩气下于室温引入4.40g4-(4,4,4-三氟丁氧基)苯甲酸乙酯在26ml无水乙醇中的溶液。加入19.3ml水合肼后将反应介质加热回流20h。然后在冰浴中使混合物冷却,滤出形成的沉淀后将其真空干燥而得4.09g产物,其熔点为130℃。
1.45-[4-(4,4,4-三氟丁氧基)苯基]-1,3,4-噁二唑-2(3H)-酮
在100ml三颈烧瓶中氮气下于室温引入已加热溶于56ml甲苯中的4.09g4-(4,4,4-三氟丁氧基)苯甲酰肼。然后滴加入12.1ml光气或碳酰氯在甲苯中的溶液(1.93M)。1h30mm内将混合物加热到100-110℃后用氮气流带出过量的光气。再将反应介质冷却,滤出形成的沉淀后真空干燥而得4.4g产物,其熔点为187℃。
实施例2
5-[4-(4,4,4-三氟丁氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮
在25ml三颈烧瓶中引入1.8g5-[4-(4,4,4-三氟丁氧基)苯基]-1,3,4-噁二唑-2(3H)-酮,0.77g2-氯乙基甲基醚和2.15g碳酸钾在20ml二甲基甲酰胺中的溶液。1h45mn内将混合物加热到100℃后冷却并将其倒入100ml水中。形成的沉淀干燥后3次各用50ml水洗涤,此后将其溶于乙酸乙酯中。所得溶液用硫酸钠干燥后,过滤并使溶剂蒸发而得到1.8g产物,再用10ml96%乙醇重结晶而最终得到1.5g产物,其熔点为105.6℃。
实施例3
5-[4-(四氢吡喃-3-基甲氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮
3.1 5-(4-苯甲氧基苯基)-3-甲氧基乙基-1,3,4-二唑-2(3H)-酮
向15.2g氢化钠(油中50%)的30ml二甲基甲酰胺悬浮液中滴加入70.9g5-(4-苯甲氧基苯基)-1,3,4-噁二唑-2(3H)-酮在600ml二甲基甲酰胺中的溶液。使其温度升至40℃并将混合物搅拌30mn后滴加入26.5ml2-氯乙基甲基醚在60ml二甲基甲酰胺中的溶液。加热到100℃后在该温度下保持过夜,然后使部分二甲基甲酰胺蒸发,过滤后将滤液倒入水中并用乙酸乙酯萃取。此后使乙酸乙酯相蒸发并用丁醇加热提取剩余油。冷却后收集到71g产物,其熔点为107℃。
3.25-(4-羟基苯基)-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮
在700ml四氢呋喃和300ml甲醇的混合物中于8g含50%水的10%钯/炭和5ml氯化乙醇存在下将71g5-(4-苯甲氧基苯基)-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮减压氢化4小时。反应混合物用二氧化硅过滤后将滤液减压浓缩。向剩余物中加入甲苯后再次蒸发。所得产物用乙醚研磨后过滤并干燥而得50.7g产物,其熔点为123℃。
3.3 3-羟甲基四氢吡喃
将5g3-甲酰基四氢吡喃(按U.S.5149821所述方法得到)溶于二氯甲烷和甲醇的60/4混合物中,将其冷却到0至-5℃的温度后分8次加入0.831g氢硼化钠。加料结束时再让温度回到10℃并在该温度下保持40mn。混合物冷却到0℃后滴加入20ml水和2ml盐酸的混合物。温度升至10℃后倾析,水相6次各用25ml二氯甲烷萃取,用硫酸钠干燥,过滤后使溶剂蒸发而得到4.13g产物。饱和氯化钠水相再3次各用30ml二氯甲烷萃取而再次得到0.270g产物,总共得到4.4g产物。
3.4 甲磺酸3-四氢吡喃基甲基酯
将4g3-羟甲基四氢吡喃溶于10ml二氯中烷后加入4.12g三乙胺,混合物冷至0至-5℃的温度后再滴加入2.9ml甲磺酰氯和100ml二氯甲烷的混合物。加料结束后升温至室温并在该温度下保持45mn。
有机相然后进行水洗直至达到中性为止,用硫酸钠干燥后过滤并使溶剂蒸发而得到5.9g油状产物。
3.5 5-[4-(四氢吡喃-3-基甲氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮
将2g5-(4-羟基苯基)-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮溶于乙腈后加入2.92g碳酸钾和3.12g甲磺酸3-四氢吡喃基甲基酯在乙腈中的溶液。混合物加热回流5h后过滤,用乙酸乙酯稀释并3次各用50ml2N氢氧化钠洗涤。有机相然后水洗直到达到中性为止,再用硫酸钠干燥,过滤后使溶剂蒸发。用异丙醚两次重结晶而得0.7g产物,其熔点为77℃。
实施例4
5-[4-(4,4,4-三氟丁氧基)苯基]-3-羟乙基-1,3,4-噁二唑-2(3H)-酮
向0.70g5-[4-(4,4,4-三氟丁氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮的10ml二氯甲烷溶液中滴加入1.2g三溴化硼。混合物反应过夜后用碳酸氢钠水溶液处理,再用二氯甲烷萃取。有机相水洗后用硫酸钠干燥并浓缩。所得粗产物用二氧化硅柱提纯,其中用乙酸乙酯和庚烷的1/1混合物洗脱,得到200mg产物,其熔点为118℃。
实施例5
5-[4-(4,4,4-三氟丁氧基)苯基]-3-甲硫基乙基-1,3,4-噁二唑-2(3H)-酮
在50ml三颈烧瓶中引入2g5-[4-(4,4,4-三氟丁氧基)苯基]-1,3,4-噁二唑-2(3H)-酮,1.14g2-氯乙基甲基硫化物或硫醚,2.4g碳酸钾和30ml二甲基甲酰胺。反应混合物加热到90℃后于该温度下保持过夜,之后将其倒入水中。形成的沉淀过滤收集后水洗并用乙酸乙酯提取。溶液用硫酸钠干燥后使溶剂蒸发。用异丙醚重结晶而得到1.7g产物,其熔点为104.7℃。
本发明化合物及其物理性能列在后续表中。
用本发明化合物进行了药理试验以确定其对单胺氧化酶的抑制作用。
这些试验中测定了单胺氧化酶-A(MAO-A)和单胺氧化酶-B(MAO-B)的体外活性。
已采用大鼠脑组织均浆作为酶源来测定MAO-A和MAO-B活性。所用方法为C.Fowler和M.Strolin-benedetti在J.Neurochem.,40,1534-1541(1983)中所述方法,其中在所试验的抑制剂存在或不存在情况下让酶于37℃下预先保持20分钟。在这段时间之后,加入[14C]血清素(5-HT,125μM)而开始进行反应以测定MAO-A活性,或者加入[14C]苯基乙基胺(PEA,8μM)而开始进行反应以测定MAO-B活性。在[14C]5-HT存在下37℃保温5分钟和在[14C]PEA存在下37℃保温1分钟后,加盐酸使反应停止。胺的代谢物提取出来后用液体闪烁计数法定量确定放射性。
以抑制常数Ki(MAO-B)给出对MAO-B的抑制活性。
对于本发明化合物,Ki(MAO-B)为10-6-10-9M。
此外,计算出Ki(MAO-A)/Ki(MAO-B)比值。对于本发明化合物,该比值为103-104。
因此可以看出,本发明化合物对MAO-B具有高效选择抑制活性。
本发明化合物因而可用来制备抑制单胺氧化酶B的药物产品,这些药物产品尤其可用于治疗病理衰老引起的神经紊乱,记忆障碍,情绪失调,精神分裂症,精神衰弱,衰老引起的精神迟钝,某些形式的抑郁症和帕金森氏症。
本发明化合物可与赋形剂一起制成口服,胃肠外或直肠给药的配方组合物如制成片,糖衣片,胶囊,溶液,悬浮液或栓剂。
口服时活性成分日服用剂量可达到50mg/kg,可分一或多次用药。胃肠外给药时,日服用剂量可达到5mg/kg,而直服给药时,日服用剂量可达到10mg/kg。
表
HCl=盐酸盐
Claims (11)
2、5-[4-(4,4,4-三氟丁氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮。
3、5-[4-(4,4,4-三氟丁氧基)苯基]-3-羟基乙基-1,3,4-噁二唑-2(3H)-酮。
4、5-[4-(4,4,4-三氟丁氧基)苯基]-3-甲硫基乙基-1,3,4-噁二唑-2(3H)-酮。
5、5-[4-(4,4,4-三氟-2-丁烯氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮。
6、5-[4-(4,4,4-3(R)-羟基丁氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮。
7、5-[4-(四氢吡喃-3-基甲氧基)苯基]-3-甲氧基乙基-1,3,4-噁二唑-2(3H)-酮。
8、权利要求1所述式(Ⅰ)化合物制备方法,其中在溶剂如乙腈或二甲基甲酰胺中于碱如碳酸钾或氢化钠存在下用式R2X中R2定义同权利要求1所述,而X为卤素子,甲磺酰氧基或甲苯磺酰氧基的化合物处理下式(Ⅱ)化合物
(Ⅱ)
其中R1定义同权利要求1所述。
9、权利要求1所述式(Ⅰ)化合物制备方法,其中在溶剂如二甲基甲酰胺中于碱如碳酸钾或氢化钠存在下用式R1X中R1定义同权利要求1所述,而X为卤素子,甲磺酰氧基或甲苯磺酰氧基的化合物处理下式(Ⅲ)化合物
(Ⅲ)
其中R2定义同权利要求1所述。
10、药物,其特征在于其中包括权利要求1所述式(Ⅰ)化合物。
11、药物组合物,其特征在于其中含有权利要求1所述式(Ⅰ)化合物及各种合适的赋形剂。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9314151 | 1993-11-26 | ||
FR9314151A FR2712886B1 (fr) | 1993-11-26 | 1993-11-26 | Dérivés de 1,3,4-oxadiazol-2(3H)-one, leur préparation et leur application en thérapeutique. |
Publications (1)
Publication Number | Publication Date |
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CN1106395A true CN1106395A (zh) | 1995-08-09 |
Family
ID=9453245
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CN94113857A Pending CN1106395A (zh) | 1993-11-26 | 1994-11-25 | 1,3,4-噁二唑-2(3h)-酮衍生物,其制备方法及其药用 |
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US (1) | US5525619A (zh) |
EP (1) | EP0655445B1 (zh) |
JP (1) | JPH07196636A (zh) |
KR (1) | KR950014088A (zh) |
CN (1) | CN1106395A (zh) |
AT (1) | ATE157356T1 (zh) |
AU (1) | AU679127B2 (zh) |
CA (1) | CA2136669A1 (zh) |
CZ (1) | CZ291794A3 (zh) |
DE (1) | DE69405198T2 (zh) |
DK (1) | DK0655445T3 (zh) |
ES (1) | ES2107157T3 (zh) |
FI (1) | FI945562L (zh) |
FR (1) | FR2712886B1 (zh) |
GR (1) | GR3025272T3 (zh) |
HU (1) | HUT71111A (zh) |
IL (1) | IL111769A (zh) |
NO (1) | NO944513L (zh) |
NZ (1) | NZ264991A (zh) |
PL (1) | PL305999A1 (zh) |
RU (1) | RU94042230A (zh) |
SK (1) | SK143594A3 (zh) |
TW (1) | TW284761B (zh) |
ZA (1) | ZA949394B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016938A (zh) * | 2014-05-28 | 2014-09-03 | 浙江工业大学 | 一种含苯硒基的噁二唑类化合物及其制备与应用 |
CN104016939A (zh) * | 2014-05-28 | 2014-09-03 | 浙江工业大学 | 一种2-亚乙基-3-乙酰基-1,3,4-噁二唑类化合物及其制备与应用 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2763068B1 (fr) * | 1997-05-06 | 1999-06-04 | Synthelabo | Derives de 3-(pyrrolidin-3-yl)-1,3,4-oxadiazol-2(3h)-one, leur preparation et leur application en therapeutique |
FR2766485B1 (fr) * | 1997-07-23 | 2002-05-24 | Synthelabo | Derives de 2,4-dihydro-3h-1,2,4-triazol-3-one, leur prparation et leur application en therapeutique |
JP2001039954A (ja) * | 1999-05-24 | 2001-02-13 | Tomono Agrica Co Ltd | ヘテロ環誘導体 |
US6326388B1 (en) * | 1999-12-21 | 2001-12-04 | Celgene Corporation | Substituted 1,3,4-oxadiazoles and a method of reducing TNF-alpha level |
GB201814151D0 (en) | 2018-08-31 | 2018-10-17 | Ucl Business Plc | Compounds |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2631827B1 (fr) * | 1988-05-27 | 1992-03-27 | Delalande Sa | Nouveaux derives d'(hetero)aryl-5 tetrazole, leur procede de preparation et leur application en therapeutique |
JPH0366056A (ja) * | 1989-08-03 | 1991-03-20 | Matsushita Electric Ind Co Ltd | 回転ヘッド装置 |
FR2655044B1 (fr) * | 1989-11-24 | 1995-03-03 | Delalande Sa | Derives d'(hetero) arylmethyloxy-4 phenyl tetrazole et oxadiazole, leur procede de preparation et leur application en therapeutique. |
-
1993
- 1993-11-26 FR FR9314151A patent/FR2712886B1/fr not_active Expired - Fee Related
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1994
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- 1994-11-21 EP EP94402642A patent/EP0655445B1/fr not_active Expired - Lifetime
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- 1994-11-22 JP JP6288124A patent/JPH07196636A/ja not_active Withdrawn
- 1994-11-23 US US08/348,067 patent/US5525619A/en not_active Expired - Fee Related
- 1994-11-25 AU AU79030/94A patent/AU679127B2/en not_active Ceased
- 1994-11-25 TW TW083110988A patent/TW284761B/zh active
- 1994-11-25 CA CA002136669A patent/CA2136669A1/en not_active Abandoned
- 1994-11-25 SK SK1435-94A patent/SK143594A3/sk unknown
- 1994-11-25 CN CN94113857A patent/CN1106395A/zh active Pending
- 1994-11-25 NZ NZ264991A patent/NZ264991A/en unknown
- 1994-11-25 NO NO944513A patent/NO944513L/no unknown
- 1994-11-25 CZ CZ942917A patent/CZ291794A3/cs unknown
- 1994-11-25 HU HU9403393A patent/HUT71111A/hu unknown
- 1994-11-25 KR KR1019940031193A patent/KR950014088A/ko not_active Withdrawn
- 1994-11-25 ZA ZA949394A patent/ZA949394B/xx unknown
- 1994-11-25 FI FI945562A patent/FI945562L/fi not_active Application Discontinuation
- 1994-11-25 IL IL11176994A patent/IL111769A/xx active IP Right Grant
- 1994-11-25 PL PL94305999A patent/PL305999A1/xx unknown
- 1994-11-25 RU RU94042230/04A patent/RU94042230A/ru unknown
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016938A (zh) * | 2014-05-28 | 2014-09-03 | 浙江工业大学 | 一种含苯硒基的噁二唑类化合物及其制备与应用 |
CN104016939A (zh) * | 2014-05-28 | 2014-09-03 | 浙江工业大学 | 一种2-亚乙基-3-乙酰基-1,3,4-噁二唑类化合物及其制备与应用 |
CN104016939B (zh) * | 2014-05-28 | 2016-06-15 | 浙江工业大学 | 一种2-亚乙基-3-乙酰基-1,3,4-噁二唑类化合物及其制备与应用 |
CN104016938B (zh) * | 2014-05-28 | 2016-08-17 | 浙江工业大学 | 一种含苯硒基的噁二唑类化合物及其制备与应用 |
Also Published As
Publication number | Publication date |
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RU94042230A (ru) | 1996-11-20 |
HU9403393D0 (en) | 1995-02-28 |
ZA949394B (en) | 1995-09-07 |
IL111769A0 (en) | 1995-01-24 |
FR2712886A1 (fr) | 1995-06-02 |
US5525619A (en) | 1996-06-11 |
CZ291794A3 (en) | 1995-07-12 |
SK143594A3 (en) | 1995-06-07 |
FR2712886B1 (fr) | 1996-01-05 |
NO944513L (no) | 1995-05-29 |
TW284761B (zh) | 1996-09-01 |
FI945562L (fi) | 1995-05-27 |
DE69405198D1 (de) | 1997-10-02 |
NZ264991A (en) | 1995-07-26 |
JPH07196636A (ja) | 1995-08-01 |
ATE157356T1 (de) | 1997-09-15 |
HUT71111A (en) | 1995-11-28 |
AU7903094A (en) | 1995-06-01 |
NO944513D0 (no) | 1994-11-25 |
FI945562A0 (fi) | 1994-11-25 |
CA2136669A1 (en) | 1995-05-27 |
DK0655445T3 (da) | 1998-03-23 |
ES2107157T3 (es) | 1997-11-16 |
KR950014088A (ko) | 1995-06-15 |
GR3025272T3 (en) | 1998-02-27 |
PL305999A1 (en) | 1995-05-29 |
IL111769A (en) | 1999-04-11 |
AU679127B2 (en) | 1997-06-19 |
EP0655445B1 (fr) | 1997-08-27 |
EP0655445A1 (fr) | 1995-05-31 |
DE69405198T2 (de) | 1998-01-29 |
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