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-N-[3-methyl-4-[(E)-3-[[2-(4-methylcyclohexyl)-4-oxo-1,3,8-triazaspiro[4.5]dec-1-en-8-yl]sulfonyl]prop-1-enyl]phenyl]acetamide is given. What is its corresponding molecular formula?
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C27H38N4O4S
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