You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[1-[4-[1-(4-methoxyphenyl)-7-oxo-4,5-dihydropyrazolo[3,4-c]pyridin-6-yl]phenyl]cyclobutyl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H26N4O3
assistant