You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(1,1-dioxothiolan-3-yl)-2-[[3-(furan-2-yl)-4-phenyl-5-sulfanylidene-1,2,4-triazol-1-yl]methyl-methylamino]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H23N5O4S2
assistant