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 (5R)-5-(2,5-dimethoxyphenyl)-1-[3-(dimethylamino)propyl]-4-[hydroxy(pyridin-4-yl)methylidene]pyrrolidine-2,3-dione .
user
C23H27N3O5
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