You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[[3-cyano-4-(2-methylphenyl)-5-oxo-4,6,7,8-tetrahydro-1H-quinolin-2-yl]sulfanyl]-N-(4-ethoxyphenyl)acetamide by IUPAC nomenclature, provide its molecular formula.
user
C27H27N3O3S
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