You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 2-[[4-methyl-5-(2-methylphenyl)-1,2,4-triazol-3-yl]sulfanyl]-1-[4-(4-nitrophenyl)piperazin-1-yl]ethanone ?
user
C22H24N6O3S
assistant