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187099-74-7 4h-1-benzopyran-4-one, 2,3-dihydro-5-hydroxy-2-(4-nitrophenyl)-

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Product Name 4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-2-(4-nitrophenyl)-
CAS No. 187099-74-7
Molecular Formula C15H11NO5