You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 3-(4-acetyl-2-chlorophenyl)-7-(4-bromo-3-methylbenzoyl)-2-[1-(3,3-difluorocyclobutyl)ethoxy]-6-methyl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-4-one is given. What is its corresponding molecular formula?
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C30H29BrClF2N3O4
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