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 tert-butyl 4-[[[1-[(4-cyanophenyl)methyl]benzimidazol-2-yl]amino]methyl]piperidine-1-carboxylate using the IUPAC nomenclature.
user
C26H31N5O2
assistant