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-ethyl-N'-[2-[methyl(thiophen-2-ylsulfonyl)amino]ethyl]-4-thiophen-2-ylpiperazine-1-carboximidamide;hydroiodide .
user
C18H28IN5O2S3
assistant