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-[4-[2-(methylamino)-2-oxoethyl]-7,10-bis(2-oxoethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid is given. What is its corresponding molecular formula?
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C17H31N5O5
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