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-[6-chloro-2-(4-hydroxyphenyl)-4-oxo-1,2-dihydroquinazolin-3-yl]-3-phenylpropanamide is given. What is its corresponding molecular formula?
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C23H20ClN3O3
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