You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(4-fluorophenyl)-3-[3-[(1R,4R,6S)-6-[(4-fluorophenyl)methyl]-2-azabicyclo[2.2.2]octan-2-yl]propyl]urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H29F2N3O
assistant