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 (E)-N-hydroxy-3-[3-[(E)-3-oxo-3-(3-phenylpiperazin-1-yl)prop-1-enyl]phenyl]prop-2-enamide is given. What is its corresponding molecular formula?
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C22H23N3O3
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