You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1S,2R,3R,4R)-3-(3,3-diphenylpropylcarbamoyl)-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid into molecular formula.
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C23H25NO4
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