You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (2S)-N-[(3R)-1,1-dioxothiolan-3-yl]-N-methyl-2-[(4-methyl-5-oxo-1H-1,2,4-triazol-3-yl)sulfanyl]propanamide is given. What is its corresponding molecular formula?
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C11H18N4O4S2
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