You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[5-(3-methylphenyl)-4-propyl-1,2,4-triazol-3-yl]sulfanyl]-1-[4-(2-nitrophenyl)piperazin-1-yl]ethanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H28N6O3S
assistant