You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-N-[4-[2-[(5-bromo-2,4-dimethoxyphenyl)methylamino]ethyl]cyclohexyl]-4-N,4-N-dimethylquinazoline-2,4-diamine;methane is given. What is its corresponding molecular formula?
user
C28H40BrN5O2
assistant