You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4Z)-4-[1,3-benzodioxol-5-yl(hydroxy)methylidene]-5-pyridin-3-yl-1-(pyridin-2-ylmethyl)pyrrolidine-2,3-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H17N3O5
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