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,5S)-4-[[5-[3-(methoxymethyl)-1,2,4-oxadiazol-5-yl]-1H-pyrrolo[2,3-b]pyridin-4-yl]amino]adamantan-1-ol into molecular formula.
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C21H25N5O3
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