You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[4-(1,3-dihydroisoindol-2-yl)-4-oxobutyl]-N-ethyl-4-(3-methoxypropoxy)piperidine-1-carboximidamide;hydroiodide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H39IN4O3
assistant