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 2-[2-[2-[carboxymethyl(2-oxoethyl)amino]ethyl-(formyloxymethyl)amino]ethyl-(2-oxoethyl)amino]acetic acid is given. What is its corresponding molecular formula?
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C14H23N3O8
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