You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-(2,3-dihydroindol-1-yl)-2-[[5-(2-thiophen-2-ylquinolin-4-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]ethanone into its molecular formula.
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C25H18N4O2S2
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