You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N'-methyl-N-[(4-methylsulfanyloxan-4-yl)methyl]-3-[2-(2-oxopyrrolidin-1-yl)ethyl]-2,3-dihydroindole-1-carboximidamide;hydroiodide .
user
C23H35IN4O2S
assistant