You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5E)-5-[[5-(2,5-dichlorophenyl)furan-2-yl]methylidene]-1-(4-methylphenyl)-3-phenyl-1,3-diazinane-2,4,6-trione is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H18Cl2N2O4
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