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 [4-(1,3-benzothiazol-2-yl)piperidin-1-yl]-(1,3-benzoxazol-2-yl)methanone is given. What is its corresponding molecular formula?
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C20H17N3O2S
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