You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-[[3-fluoro-5-(trifluoromethoxy)phenyl]methyl]-6-methoxy-5-morpholin-4-yl-2,3-dihydroinden-1-one is given. What is its corresponding molecular formula?
user
C22H21F4NO4
assistant