You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[N-(benzenesulfonyl)-2-chloro-5-(trifluoromethyl)anilino]-N-(2,2,7-trimethyl-3,4-dihydrochromen-4-yl)acetamide into molecular formula.
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C27H26ClF3N2O4S
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