You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[1-[[2-[[6-[5-cyano-6-methyl-3-[1-[(1-methylcyclopentyl)methyl]pyrazol-4-yl]pyridin-2-yl]imidazo[4,5-b]pyridin-3-yl]methyl]-1-methylcyclopentyl]methyl]pyrazol-4-yl]-6-(3-methoxycinnolin-7-yl)-2-methylpyridine-3-carbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C50H49N13O
assistant