You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (5S)-5-ethyl-5-[1-[(3R)-3-hydroxybutyl]piperidin-4-yl]-3-[2-(4-methoxyphenyl)ethyl]imidazolidine-2,4-dione into its molecular formula.
user
C23H35N3O4
assistant