You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5R)-1-[3-(dimethylamino)propyl]-4-[hydroxy-[4-[(3-methylphenyl)methoxy]phenyl]methylidene]-5-(4-nitrophenyl)pyrrolidine-2,3-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H31N3O6
assistant