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-[3-[6-amino-8-[(6-iodo-3-oxo-1,2-dihydroinden-5-yl)sulfanyl]purin-9-yl]propyl]-2-methylpropane-2-sulfinamide .
user
C21H25IN6O2S2
assistant