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 (2S,3R)-1-cyclopropyl-2-(3-methoxyphenyl)-N-[(5-methyl-1,2,4-oxadiazol-3-yl)methyl]pyrrolidin-3-amine into molecular formula.
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C18H24N4O2
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