You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-prop-2-ynyl-2-(5-sulfanylidene-3-thiophen-2-yl-1H-1,2,4-triazol-4-yl)acetamide into its molecular formula.
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C11H10N4OS2
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