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 N-[7-[8-ethyl-2-(piperidin-3-ylamino)quinazolin-6-yl]pyrrolo[2,1-f][1,2,4]triazin-4-yl]propane-1-sulfonamide into molecular formula.
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C24H30N8O2S
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