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-[3-[4-[5-acetamido-1-(3-hydroxypropyl)indol-3-yl]-2,5-dioxopyrrol-3-yl]-1H-indol-5-yl]acetamide .
user
C27H25N5O5
assistant