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基于 PubChem CID 索引，支持名称 / 同义词 / CAS / SMILES 检索。

共找到 1 条结果，关键词：Cefuroxime+Impurity+140

(6R,7R)-7-((6R,7R)-7-((6R,7R)-7-amino-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 177832938

N[C@@H]1C(=O)N2C(C(=O)N[C@@H]3C(=O)N4C(C(=O)N[C@@H]5C(=O)N6C(C(=O)O)=C(CO)CS[C@H]56)=C(CO)CS[C@H]34)=C(CO)CS[C@H]12