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 (2S)-1-[2-[(3R)-3-[(4-methoxyquinolin-6-yl)methyl]pyrrolidin-1-yl]acetyl]pyrrolidine-2-carbonitrile .
user
C22H26N4O2
assistant