You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-ethyl-2-oxo-3-[[4-(piperidin-1-ylmethyl)phenyl]iminomethyl]-1,3-dihydroindole-6-carboxamide .
user
C24H28N4O2
assistant