You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [7-[(2R)-2,3-dihydroxypropoxy]-2-(3-hydroxy-4-methoxy-2-propylphenyl)-4-oxochromen-5-yl] 2,2-dimethylpropanoate is given. What is its corresponding molecular formula?
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C27H32O9
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