You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (17S)-6-(4,5-dihydroxy-6-methyloxan-2-yl)-2,7-dihydroxy-17-methyl-12,16-dioxatetracyclo[8.7.0.03,8.011,15]heptadeca-1,3(8),6,9-tetraene-4,5,13-trione into molecular formula.
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C22H22O10
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