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 [(3aS,6aR)-4-[(3-ethynyl-4-methyl-6-methylsulfinylpyridin-2-yl)amino]-2,2-dimethyl-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxol-6-yl]methanol into molecular formula.
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C18H24N2O4S
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