You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as N-(ethylcarbamoyl)-2-[4-(2,3,4,5,6-pentamethylphenyl)sulfonylpiperazin-1-ium-1-yl]acetamide using the IUPAC nomenclature.
user
C20H33N4O4S+
assistant