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 6,14-dioxa-3,10,17-trithiapentacyclo[9.6.0.02,9.04,8.012,16]heptadeca-1(11),2(9),4(8),12(16)-tetraene-5,7,13,15-tetrone is given. What is its corresponding molecular formula?
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C12O6S3
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