You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 2-[[2-[[2-[(2-amino-3-methylpentanoyl)amino]-4-carboxybutanoyl]amino]-4-carboxybutanoyl]amino]pentanedioic acid into its molecular formula.
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C21H34N4O11
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