You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[[5-[[5-(carbamoylamino)-2-oxo-1H-indol-3-ylidene]methyl]-1H-pyrrol-3-yl]methyl]-2-piperidin-1-ylacetamide .
user
C22H26N6O3
assistant