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 6-chloro-2-[[3-[(2-chloro-3-methoxyphenyl)carbamoyl]-2-hydroxynaphthalen-1-yl]diazenyl]-3-ethylbenzenesulfonic acid into molecular formula.
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C26H21Cl2N3O6S
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