You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(6-methylsulfanyl-3-prop-2-enyl-1,3-benzothiazol-2-ylidene)-1-methylsulfonylpyrrolidine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H21N3O3S3
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