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 sodium;2-[(10-hydroxy-5-methyl-10-oxophenophosphazinin-2-yl)diazenyl]-4-sulfonaphthalen-1-olate is given. What is its corresponding molecular formula?
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C23H17N3NaO6PS
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