You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[3-[5-(2,5-difluorophenyl)-3-(2-methylpropanoyl)-2-phenyl-1H-imidazol-2-yl]propyl]-N-methylcarbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H35F2N3O3
assistant