61237-40-9 5h,11h-[2]benzopyrano[4,3-g][1]benzopyran-9-carboxylic acid,5,5-dimethyl-7-nitro-11-oxo-

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Product Name	5H,11H-[2]Benzopyrano[4,3-g][1]benzopyran-9-carboxylic acid,5,5-dimethyl-7-nitro-11-oxo-
CAS No.	61237-40-9
Molecular Formula	C₁₉H₁₃NO₇

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