You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[[[(1R,3R)-3-hydroxy-7-oxaspiro[3.5]nonan-1-yl]amino]methyl]-N-methylbenzenesulfonamide into its molecular formula.
user
C16H24N2O4S
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