You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 1-[5'-(2,5-difluorophenyl)spiro[1,2-dihydroindene-3,2'-1,3,4-thiadiazole]-3'-yl]-2-hydroxypropan-1-one into its molecular formula.
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C19H16F2N2O2S
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