You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 8-[4-cyano-3-(trifluoromethyl)phenyl]-2-(dimethylsulfamoyl)-N-methyl-2,8-diazaspiro[4.5]decane-3-carboxamide into molecular formula.
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C20H26F3N5O3S
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