You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5R)-4-[(4-chlorophenyl)-hydroxymethylidene]-5-(2,4-dimethoxyphenyl)-1-[2-(1H-indol-3-yl)ethyl]pyrrolidine-2,3-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H25ClN2O5
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