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491838-81-4 2h-1-benzopyran-2-one,5,7-dihydroxy-8-[(2e)-2-methyl-1-oxo-2-butenyl]-4-phenyl-

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Product Name 2H-1-Benzopyran-2-one,5,7-dihydroxy-8-[(2E)-2-methyl-1-oxo-2-butenyl]-4-phenyl-
CAS No. 491838-81-4
Molecular Formula C20H16O5