You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 2-[1-(4-tert-butyl-2-phenylphenyl)-4-[3-tert-butyl-5-(5-phenylpyrido[4,3-b]indol-3-yl)phenyl]benzimidazol-2-yl]phenol using the IUPAC nomenclature.
user
C56H48N4O
assistant