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 1-[(5-chloro-2,3-dihydro-1,4-benzodioxin-7-yl)methyl]-2-methyl-3-[3-(oxolan-2-ylmethoxy)propyl]guanidine is given. What is its corresponding molecular formula?
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C19H28ClN3O4
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