You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[[5-(2-chlorophenyl)-4-(4-methylphenyl)-1,2,4-triazol-3-yl]sulfanylmethyl]benzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H19ClN4OS
assistant