You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(2S)-2-[(3S)-3-(4-pyrazolo[1,5-b]pyridazin-3-yl-1H-pyrrolo[2,3-b]pyridin-2-yl)pyrrolidine-1-carbonyl]pyrrolidin-1-yl]prop-2-en-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H25N7O2
assistant