You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-methyl-2-(2-methylimidazol-1-yl)-N-[[5-[(4-methyl-1,2,4-triazol-3-yl)sulfanyl]furan-2-yl]methyl]ethanamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H20N6OS
assistant