You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-N-(4-methoxy-7-methyl-1,3-benzothiazol-2-yl)-N-(pyridin-2-ylmethyl)-1-thiophen-2-ylsulfonylpyrrolidine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
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