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64267-15-8 2h-1-benzopyran-2-one,5,7-dimethoxy-3-[(7-methoxy-2-oxo-2h-1-benzopyran-3-yl)carbonyl]-

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Product Name 2H-1-Benzopyran-2-one,5,7-dimethoxy-3-[(7-methoxy-2-oxo-2H-1-benzopyran-3-yl)carbonyl]-
CAS No. 64267-15-8
Molecular Formula C22H16O8