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 N-(6-chloronaphthalen-1-yl)-N'-ethyl-N'-[2-[(4-methyl-2,3-dihydro-1,4-benzoxazin-7-yl)sulfanylamino]ethyl]ethane-1,2-diamine is given. What is its corresponding molecular formula?
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C25H31ClN4OS
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