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 N-[2-hydroxy-5-[(1R)-1-hydroxy-2-[2-[4-[[(2R)-2-(methylamino)-2-phenylethyl]amino]phenyl]ethylamino]ethyl]phenyl]formamide is given. What is its corresponding molecular formula?
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C26H32N4O3
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