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-[2-[2-[2-(1H-benzimidazol-2-ylamino)ethoxy]ethylsulfanylmethylsulfanyl]ethoxy]ethyl]-1H-benzimidazol-2-amine .
user
C23H30N6O2S2
assistant