You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-(cycloheptylamino)-2-oxoethyl] 2-(1-methyl-4-oxopyrazolo[3,4-d]pyrimidin-5-yl)acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H23N5O4
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