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 [(4S,5R,6R)-4-hydroxy-6-(4-hydroxyphenyl)-2-sulfanylidene-4-(trifluoromethyl)-1,3-diazinan-5-yl]-phenylmethanone is given. What is its corresponding molecular formula?
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C18H15F3N2O3S
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