You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-N-(4,6-dimethyl-1,2,3,4-tetrahydronaphthalen-1-yl)-6-ethyl-1,3,5-triazine-2,4-diamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H23N5
assistant