You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-[[4-[(5-methylsulfonylpyridin-3-yl)methylamino]-5-(trifluoromethyl)pyrimidin-2-yl]amino]-1,3-dihydroindol-2-one into its molecular formula.
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C20H17F3N6O3S
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