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-[[2-[(2-amino-3-phenylpropanoyl)amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]-4-methylpentanoic acid into molecular formula.
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C28H38N4O7
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