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-[4-[4-[(7-quinolin-6-ylpyrrolo[2,1-f][1,2,4]triazin-2-yl)amino]phenyl]piperidin-1-yl]acetamide into molecular formula.
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C28H27N7O
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