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 N-methyl-8-[2-(2-methylpropanoylamino)ethyldisulfanyl]-5-oxo-N-[2-oxo-2-[[(2S)-3-oxo-6-(propan-2-ylamino)hexan-2-yl]amino]ethyl]nonanamide is given. What is its corresponding molecular formula?
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C27H50N4O5S2
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