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 difluoro-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctyl)-[1,1,2,2,3,3,4,4,5,5,6,6,7,7-tetradecafluoro-8,8,8-tris(1,1,2,2,2-pentafluoroethoxy)octyl]silane is given. What is its corresponding molecular formula?
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C22F48O3Si
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