You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,4-diamino-N-[2-[2-[3-[[2-(4-formyl-2,5-dimethoxyphenyl)-3H-benzimidazol-5-yl]oxy]propyl-methylamino]ethyl-methylamino]ethyl]benzamide is the IUPAC name of a molecule. Please give its SMILES representation.
user