You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule N-[3-(dimethylamino)propyl]-N-(5,7-dimethyl-1,3-benzothiazol-2-yl)cyclobutanecarboxamide;hydrochloride into molecular formula.
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C19H28ClN3OS
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