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-[4-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)butanoylamino]-N-[2-[2-[2-(3-sulfanylpropanoylamino)ethoxy]ethoxy]ethyl]heptanamide is given. What is its corresponding molecular formula?
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C25H45N5O6S2
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