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-(4-propanoylpiperazin-1-yl)-N-(2-pyridin-3-ylethyl)-4,5,6,7-tetrahydro-1,3-benzothiazole-6-carboxamide is given. What is its corresponding molecular formula?
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C22H29N5O2S
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