Sodium; (2S,5R,6R)-6-((R)-2-ethoxycarbonyl-2-phenyl-acetylamino)-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate 以
重水 为溶剂,
生成 Sodium; (2S,5R,6R)-6-((S)-2-ethoxycarbonyl-2-phenyl-acetylamino)-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate