You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-[(3-methylphenyl)methyl-(4-methylphenyl)sulfonylamino]-N-[2-(1H-1,2,4-triazol-5-ylsulfanyl)ethyl]acetamide .
user
C21H25N5O3S2
assistant