You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (4E,5R)-5-(3,4-dimethoxyphenyl)-4-[hydroxy-(4-prop-2-enoxyphenyl)methylidene]-1-pyridin-2-ylpyrrolidine-2,3-dione .
user
C27H24N2O6
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