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637041-74-8 1h-benzimidazole-5-carboxylic acid,1-(1,1-dimethylethyl)-2-(4-nitrophenyl)-, ethyl ester

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Product Name 1H-Benzimidazole-5-carboxylic acid,1-(1,1-dimethylethyl)-2-(4-nitrophenyl)-, ethyl ester
CAS No. 637041-74-8
Molecular Formula C20H21N3O4