You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [4-amino-6-(2-methylanilino)-1,3,5-triazin-2-yl]methyl-ethyl-[2-(ethylamino)-2-oxoethyl]azanium into molecular formula.
user
C17H26N7O+
assistant