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 (3R)-3-(5-nitro-1H-indol-3-yl)-3-(3-nitrophenyl)-N-(2-pyridin-2-ylethyl)propanamide using the IUPAC nomenclature.
user
C24H21N5O5
assistant