You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[2-(3-ethylsulfanylazepan-1-yl)-2-oxoethylidene]-3-methyl-1,3-thiazolidin-4-one into its molecular formula.
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C14H22N2O2S2
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