You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[[5-(furan-2-yl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-1-(1,3,4,5-tetrahydropyrido[4,3-b]indol-2-yl)ethanone into molecular formula.
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C25H21N5O2S
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