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Convert the IUPAC name of a molecule (3E)-7-ethynylimino-5,5-dimethyl-8-N-[(1S)-5-prop-1-en-2-yl-1,2,3,6-tetrahydroazulen-1-yl]nona-3,8-diene-1,3,8-triamine into molecular formula.
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C26H36N4
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