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 (4Z)-5-[3-ethoxy-4-(3-methylbutoxy)phenyl]-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(2-morpholin-4-ylethyl)pyrrolidine-2,3-dione .
user
C33H42N2O7
assistant