You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4Z)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(3-imidazol-1-ylpropyl)-5-[3-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H35N3O5
assistant