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 2-[(4-oxo-6-phenyl-1,3-diazinan-2-yl)sulfanyl]-N-[3-(trifluoromethyl)phenyl]acetamide is given. What is its corresponding molecular formula?
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C19H18F3N3O2S
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