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502916-47-4 4h-1-benzopyran-4-one,3-(4-nitrobenzoyl)-2-(4-nitrophenyl)-5-(phenylmethoxy)-

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Product Name 4H-1-Benzopyran-4-one,3-(4-nitrobenzoyl)-2-(4-nitrophenyl)-5-(phenylmethoxy)-
CAS No. 502916-47-4
Molecular Formula C29H18N2O8