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 3-[(3aS,7aR)-1,3-dioxo-3a,4,5,6,7,7a-hexahydroisoindol-2-yl]-N-[2-(2-methylanilino)-2-oxoethyl]-N-propylpropanamide .
user
C23H31N3O4
assistant