You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule ethyl 1-[3-[(2-amino-2-methylpropanoyl)amino]-3-(2,3-dihydro-1H-inden-2-yl)propanoyl]-3-benzylpiperidine-3-carboxylate ?
user
C31H41N3O4
assistant