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 N-(4-tert-butylphenyl)-N-[2-(cyclohexylamino)-2-oxo-1-(2-oxopiperidin-4-yl)ethyl]-4-hydroxypyrrolidine-2-carboxamide .
user
C28H42N4O4
assistant