You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 5-N-(1H-indazol-5-yl)-2-N-[(1R)-1-(3-methoxyphenyl)ethyl]-1,3,4-oxadiazole-2,5-diamine into its molecular formula.
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C18H18N6O2
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