You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(2R)-2-[3-(2,3-dihydro-1-benzofuran-5-ylmethylamino)-3-oxopropyl]-5-oxopyrrolidin-2-yl]propanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H24N2O5
assistant