You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(4aS,6R,8aR)-2,3,4a,5,6,7,8,8a-octahydrobenzo[b][1,4]dioxin-6-yl]-2-ethylsulfanylbenzamide into molecular formula.
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C17H23NO3S
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