You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[(3R,4S)-1-ethoxycarbonyl-4-[3-[2-(5-methyl-2-phenyl-1,3-oxazol-4-yl)ethoxy]phenyl]pyrrolidin-3-yl]acetic acid by IUPAC nomenclature, provide its molecular formula.
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C27H30N2O6
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