You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4E)-5-(3,4-dimethoxyphenyl)-1-[3-(dimethylamino)propyl]-4-[hydroxy-(2-hydroxy-4-methoxyphenyl)methylidene]pyrrolidine-2,3-dione .
user
C25H30N2O7
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