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 3-ethyl-2-[2-(2-ethyl-3-methoxyisoindol-1-yl)ethenyl]-1,3-benzothiazol-3-ium using the IUPAC nomenclature.
user
C22H23N2OS+
assistant