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 2-[2-[2-[(furo[2,3-d]pyridazin-7-ylamino)methyl]piperidin-1-yl]ethyl]-5,6,7,8-tetrahydrocinnolin-3-one is given. What is its corresponding molecular formula?
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C22H28N6O2
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