You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (2S)-1-[(1R)-4,5-dimethoxy-3-oxo-1H-2-benzofuran-1-yl]-N-(3-methoxypropyl)-5-oxopyrrolidine-2-carboxamide .
user
C19H24N2O7
assistant