You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[5-(2-fluorophenyl)-4-(2-phenylethyl)-1,2,4-triazol-3-yl]sulfanyl]-N-(furan-2-ylmethyl)acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H21FN4O2S
assistant