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 2-chloro-N-[(2S)-1-oxo-1-[4-(thiophen-2-ylmethyl)piperazin-4-ium-1-yl]propan-2-yl]benzamide using the IUPAC nomenclature.
user
C19H23ClN3O2S+
assistant