You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-fluoro-4-[(E)-3-(4-fluorophenyl)-1-nitro-2,7-diphenyloct-6-en-4-yn-3-yl]benzene is the IUPAC name of a molecule. Please give its molecular formula.
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C32H25F2NO2
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