You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[[2-[[3-carboxy-2-[(2,4-diamino-4-oxobutanoyl)amino]propanoyl]amino]-4-methylpentanoyl]amino]-3-methylpentanoic acid into molecular formula.
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C20H35N5O8
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