You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-[4-[[3-oxo-3-(4-propan-2-ylpiperazin-1-yl)propyl]amino]piperidin-1-yl]phenyl]-1H-indole-5-carbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H38N6O
assistant