You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 1'-tert-butyl-3'-iodo-7,7-dimethylspiro[furo[3,4-b]pyridine-5,4'-piperidine] is given. What is its corresponding molecular formula?
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C17H25IN2O
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