You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4E)-4-[(5-chloro-2-methoxyphenyl)-hydroxymethylidene]-5-(5-methylfuran-2-yl)-1-(pyridin-2-ylmethyl)pyrrolidine-2,3-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H19ClN2O5
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