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 N-cycloheptyl-6-methyl-3-oxo-4-[3-(trifluoromethyl)phenyl]-5H-[1,4]thiazepino[6,7-b]indole-5-carboxamide is given. What is its corresponding molecular formula?
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C27H28F3N3O2S
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