You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N'-methyl-3-(2-methylpropyl)-N-[3-(3-propan-2-yl-1,2,4-oxadiazol-5-yl)propyl]pyrrolidine-1-carboximidamide into its molecular formula.
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C18H33N5O
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