You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (4E,5S)-5-(2-fluorophenyl)-4-[hydroxy-[(2R)-2-methyl-2,3-dihydro-1-benzofuran-5-yl]methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione into its molecular formula.
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C26H21FN2O4
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