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 3-amino-4-chloro-N-[[5-(2-methylpropanoyl)-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-2-yl]methyl]-1H-pyrazole-5-carboxamide is given. What is its corresponding molecular formula?
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C15H20ClN7O2
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