You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-O-tert-butyl 1-O-ethenyl 2-[[3,5-bis(trifluoromethyl)phenyl]sulfonyloxymethyl]-2-methylpropanedioate into its molecular formula.
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C19H20F6O7S
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