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 5-ethyl-5-[1-(1H-indol-3-ylmethyl)piperidin-4-yl]-3-(pyridin-2-ylmethyl)imidazolidine-2,4-dione .
user
C25H29N5O2
assistant