You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 5-[2-(8-amino-1,7-naphthyridin-5-yl)ethynyl]-N-[4-[(4-ethylpiperazin-1-yl)methyl]-3-(trifluoromethyl)phenyl]-6-methylpyridine-3-carboxamide is given. What is its corresponding molecular formula?
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C31H30F3N7O
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