You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8-[1-[[5-(2-chlorophenyl)-1,2,4-oxadiazol-3-yl]methyl]pyrazol-4-yl]-1,3-dipropyl-7H-purine-2,6-dione The above is the IUPAC name of a molecule. Write its molecular formula.
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C23H23ClN8O3
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