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-[1-[2-(3,5-ditert-butyl-4-hydroxyphenyl)-2-oxoethyl]-2-iminopyrrolidin-3-yl]-2-ethylbutanamide .
user
C26H41N3O3
assistant