以下为句子列表：
英文: Diazaspiro [4.4] nonane was synthesized from malononitrile as the starting material by a series of nucleleophilic displacement, hydrolytic cyclization and carbonyl reduction.
中文: 摘要以丙二腈爲原料，经过亲核取代、水解环合、羰基还原系列反应，合成了2，7-二氮螺[4.4]壬烷。
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英文: Flumiclora-pentyl was prepared from p-fluorophenol as starting material via several steps such as chlorination, nitrification, reduction and condensation. The yield of the product was 50%, and the purity was higher than 97%.
中文: 摘要以对氟苯酚为原料，首先与氯气发生反应，生成2-氟－4-氯苯酚，再经过硝化、还原、缩合等几步反应得到氟胺草酯，反应总收率达到50%，产品纯度大于97%。
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英文: METHODS Linezolid was prepared by the steps of substitution, reduction, acylation and condensation with biacetyl compond from the starting material 3,4-difluoronotrobenzene.
中文: 方法以3,4-二氟硝基苯为原料，经取代、还原、酰化、再与侧链双乙酰化合物缩合得到目标化合物。
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英文: Methods Atomoxetine hydrochloride was synthesized using 3-phenyipropanol as the starting material via six steps, such as chlorination, bromination, etherification, substitution, separation of levorotary isomer and acidification by gaseous hydrogen chlorid
中文: 方法以1-苯丙醇为起始原料，经氯代、溴代、醚化、胺化、拆分、氯化氢成盐6步反应合成盐酸托莫西汀。
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英文: Methods Pinocembrin and its derivatives were synthesized with 2,4,6-trihydroxy-phenylethanone as the starting material via four steps including protection of the hydroxy-group, condensation, cyclization and deprotection.
中文: 方法以2,4,6-三羟基苯乙酮为起始原料，经羟基保护、缩合、环化、脱保护合成目标化合物。
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