You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[2-(benzenesulfonyl)ethylsulfanyl]-5-[(3S)-2,3-dihydro-1,4-benzodioxin-3-yl]-1,3,4-oxadiazole into its molecular formula.
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C18H16N2O5S2
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