You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[furan-2-yl-[(4-methylphenyl)diazenyl]methylidene]-2,6-dimethylcyclohexa-2,5-dien-1-one into its molecular formula.
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C20H18N2O2
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