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system
Name the molecular formula for the molecule established as 1-[5-fluoro-3-[(5-methyl-1H-imidazol-4-yl)methylidene]-1,2,3a,4-tetrahydroindol-4-yl]pent-1-yn-3-ol using the IUPAC nomenclature.
user
C18H20FN3O
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