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-[2-(5-fluoro-1H-indol-3-yl)ethyl]-N-(thiophen-2-ylmethyl)thiophene-2-sulfonamide .
user
C19H17FN2O2S3
assistant