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 1-[14-(methylideneamino)-4,8,9-triazatricyclo[7.5.0.02,7]tetradeca-1,7,13-trien-4-yl]ethanone is given. What is its corresponding molecular formula?
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C14H18N4O
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