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 [(4S,5R)-4-(cyclopropylmethoxymethyl)-2-(cyclopropylmethyl)-2,7-diazaspiro[4.4]nonan-7-yl]-(1,2-oxazol-4-yl)methanone into molecular formula.
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C20H29N3O3
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