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 (3S,6S,13R)-6-[4-[benzyl(methyl)amino]butyl]-13-nonyl-3-propan-2-yl-1,4,7,10-tetrazacyclotridecane-2,5,8,11-tetrone .
user
C33H55N5O4
assistant