You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-(17-carboxyheptadecanoylamino)-2-[2-oxo-2-[2-[2-[2-[2-[2-[2-(3-oxobutoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethylamino]ethyl]cyclopropane-1-carboxylic acid into molecular formula.
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C40H72N2O13
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