You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 3-N-[2-chloro-5-(trifluoromethyl)phenyl]-5-N-[(3-methylphenyl)methyl]-1,2,4-triazine-3,5-diamine ?
user
C18H15ClF3N5
assistant