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

共找到 3 条结果，关键词：Meropenem+Impurity+25

(4R,5S)-5-((1S,2R)-1-carboxy-2-hydroxypropyl)-3-(((3S,5S)-1-((2S,3R)-2-((2S,3R)-5-carboxy-4-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid PubChem CID 176478192

C[C@@H](O)[C@@H](C(=O)O)[C@@H]1NC(C(=O)O)=C(S[C@H]2C[C@@H](C(=O)N(C)C)N(C(=O)[C@@H]([C@@H]3NC(C(=O)O)=C(S[C@@H]4CN[C@H](C(=O)N(C)C)C4)[C@@H]3C)[C@@H](C)O)C2)[C@@H]1C
(2S,4R)-4-((methylsulfonyl)oxy)-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carbothioic S-acid PubChem CID 10873146

CS(=O)(=O)O[C@@H]1C[C@@H](C(=O)S)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1
4-nitrobenzyl (2R,4R,5R,6S)-6-((R)-1-hydroxyethyl)-4-methyl-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylate CAS 90822-25-6 PubChem CID 13504349

C[C@@H](O)[C@H]1C(=O)N2[C@@H](C(=O)OCc3ccc([N+](=O)[O-])cc3)C(=O)[C@H](C)[C@H]12