You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[1-[bis(4-chlorophenyl)methyl]azetidin-3-yl]-(3,5-difluorophenyl)methyl]-3-methylbutan-1-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H30Cl2F2N2
assistant