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Certified Reference Standards...
化学名称: (6R,7R)-3-(acetoxymethyl)-7-(2-cyanoacetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
微笑: OC(C(N1[C@@]2([H])[C@H](NC(CC#N)=O)C1=O)=C(CS2)COC(C)=O)=O