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

共找到 2 条结果，关键词：Cefamandole+Impurity+20

(6R,7R)-7-((6R,7R)-7-((R)-2-hydroxy-2-phenylacetamido)-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 176477369

Cn1nnnc1SCC1=C(C(=O)O)N2C(=O)[C@@H](NC(=O)C3=C(CSc4nnnn4C)CS[C@@H]4[C@H](NC(=O)[C@H](O)c5ccccc5)C(=O)N34)[C@H]2SC1
2-((R)-carboxy((R)-2-(formyloxy)-2-phenylacetamido)methyl)-5-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic acid2-((R)-carboxy((R)-2-(formyloxy)-2-phenylacetamido)methyl)-5-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic acid PubChem CID 177832998

Cn1nnnc1SCC1=CSC([C@H](NC(=O)[C@H](OC=O)c2ccccc2)C(=O)O)NC1C(=O)O