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 2-[[5-(3-methoxyphenyl)-4-prop-2-enyl-1,2,4-triazol-3-yl]sulfanyl]-N-(4-sulfamoylphenyl)acetamide is given. What is its corresponding molecular formula?
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C20H21N5O4S2
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