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 6-(cyclohexylmethyl)-2-pyridin-4-yl-4-pyrrolidin-1-yl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine is given. What is its corresponding molecular formula?
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C23H31N5
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