You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 5-fluoro-3-[[2-[2-[(2-methylcyclohepta-1,3,6-trien-1-yl)amino]prop-2-enoylamino]acetyl]amino]-4-oxopentanoic acid;propane by IUPAC nomenclature, provide its molecular formula.
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C21H30FN3O5
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