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 N-[3-(3,4-dihydro-2H-pyrrol-5-ylsulfamoyl)phenyl]-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetamide .
user
C21H22N6O3S2
assistant