You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-[5-[3-cyano-6-(1-methylpyrazol-4-yl)pyrazolo[1,5-a]pyridin-4-yl]pyridin-2-yl]-6-methyl-6-bicyclo[3.1.1]heptanyl]prop-2-ynamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H25N7O
assistant