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-[(2S,3S,4R)-2-[(1R)-1-hydroxyethyl]-3,4-di(propan-2-yloxy)pyrrolidin-1-yl]-2-phenylethanol into its molecular formula.
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C20H33NO4
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