You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[1-[1-[2-[1-[4-[(2,6-dioxopiperidin-3-yl)amino]-2-fluorophenyl]-4-hydroxypiperidin-4-yl]acetyl]piperidin-4-yl]pyrazol-4-yl]-4-[6-(4-pyridin-2-yloxypiperidin-1-yl)pyridin-3-yl]pyrazolo[1,5-a]pyrazine-3-carbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C48H50FN13O5
assistant