You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4E)-5-(2-fluorophenyl)-4-[hydroxy-(2-methoxy-3,5-dimethylphenyl)methylidene]-1-(4-pyrrolidin-1-ylphenyl)pyrrolidine-2,3-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H29FN2O4
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