You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5E)-5-[[3-(2,3-dihydro-1,4-benzodioxin-6-yl)-1-phenylpyrazol-4-yl]methylidene]-4-methyl-2,6-dioxo-1-prop-2-enylpyridine-3-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H22N4O4
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