You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [2-[4-(2-ethoxyethylcarbamoylamino)phenyl]-6-morpholin-4-ylpyrimidin-4-yl]methyl-methylsulfanium into its molecular formula.
user
C21H30N5O3S+
assistant