You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (3S)-3-[2-[(3R)-3-acetylpiperidin-1-yl]-2-oxoethyl]-1-cyclopentyl-3-(3-methoxyphenyl)pyrrolidine-2,5-dione .
user
C25H32N2O5
assistant