490019-39-1 3h-2-benzopyran-3-one, 1,4-dihydro-4-[(2-nitrophenyl)methylene]-,(4e)-

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Product Name	3H-2-Benzopyran-3-one, 1,4-dihydro-4-[(2-nitrophenyl)methylene]-,(4E)-
CAS No.	490019-39-1
Molecular Formula	C₁₆H₁₁NO₄

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