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    (2S,5R,6S)-6-((R)-1-Hydroxy-ethyl)-3,3-dimethyl-4,7-dioxo-4λ4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid methyl ester
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    {(2R,3S)-2-(2-Acetoxy-acetylsulfanyl)-3-[(R)-1-(4-nitro-benzyloxycarbonyloxy)-ethyl]-4-oxo-azetidin-1-yl}-(triphenyl-λ5-phosphanylidene)-acetic acid 2-oxo-propyl ester

  • 参考文献

    Foglio, Maurizio; Battistini, Carlo; Zarini, Franco; Franceschi, Giovanni Heterocycles, 1982, vol. 19, # 3 p. 485 - 488

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