You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-(aminomethyl)-2-[3,5-bis(trifluoromethyl)phenyl]-6-(4-chloro-2-methylphenyl)pyrimidin-4-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H15ClF6N4
assistant