You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[[4-[[(6-ethoxy-1H-benzimidazol-2-yl)methylamino]methyl]phenyl]methyl]-N-(pyridin-2-ylmethyl)-N'-[2-(pyridin-2-ylmethylamino)ethyl]ethane-1,2-diamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H42N8O
assistant