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-methyl-6-[4-[3-[(2-methylpropan-2-yl)oxy]propyl]piperazin-1-yl]pyridin-3-yl]sulfonyl-7-azaspiro[4.5]decan-9-ol is given. What is its corresponding molecular formula?
user
C26H44N4O4S
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