You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N-(cyclopropylmethyl)-3-[8-(2,6-difluorophenyl)-2-methylsulfanyl-7-oxo-5,6-dihydropyrimido[4,5-d]pyrimidin-4-yl]-4-methylbenzamide;ethane by IUPAC nomenclature, provide its molecular formula.
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C27H29F2N5O2S
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