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 1-(indol-1-ylmethyl)-5-[2-methylsulfinyl-6-(trifluoromethyl)pyrimidin-4-yl]pyridin-2-one is given. What is its corresponding molecular formula?
user
C20H15F3N4O2S
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