You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 6-[4-(4,6-dimethyl-1,4,5,6-tetrahydropyrimidin-2-yl)cyclohexa-2,4-dien-1-yl]-2,4-bis(3-methylphenyl)-1,2-dihydropyrimidine into molecular formula.
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C30H34N4
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