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 (2R)-1-[4-chloro-3-(trifluoromethyl)phenyl]sulfonyl-2-methyl-2,3-dihydroindole is given. What is its corresponding molecular formula?
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C16H13ClF3NO2S
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