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 1-[2-(2'-oxospiro[6H-furo[2,3-f][1,3]benzodioxole-7,3'-indole]-1'-yl)ethyl]-3-propan-2-ylurea into molecular formula.
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C22H23N3O5
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