You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[4-[3,6-bis[cyano(isocyano)methylidene]-4-[4-[2-(trihydroxy-lambda4-sulfanyl)benzoyl]oxybutoxy]cyclohexa-1,4-dien-1-yl]oxybutoxycarbonyl]benzenesulfonic acid into molecular formula.
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C34H30N4O12S2
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