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-[5-(2,2-dimethyl-3-pyrrolidin-1-ylpropyl)-4,6,7,8-tetrahydropyrazolo[1,5-a][1,4]diazepin-2-yl]ethanol is given. What is its corresponding molecular formula?
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C18H32N4O
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