You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[[3-(3-oxobenzo[f]chromen-2-yl)-1-phenylpyrazol-4-yl]methylidene]-1,3-diazinane-2,4,6-trione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H16N4O5
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