You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (3R,4R)-4-[5-[3-(2,2-dimethylpropyl)cyclobutyl]-1,2-oxazol-3-yl]pyrrolidine-1,3-dicarboxylic acid into molecular formula.
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C18H26N2O5
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