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-(1,7-diphenylheptan-4-yl)-1-[2-[4-[(2R)-2-hydroxy-3-quinolin-5-yloxypropyl]piperazin-1-yl]acetyl]piperidine-3-carboxamide is given. What is its corresponding molecular formula?
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C43H55N5O4
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