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 4-ethoxy-N-[2-oxo-2-[[(1R)-1-(5,6,7,8-tetrahydronaphthalen-2-yl)ethyl]amino]ethyl]benzamide ?
user
C23H28N2O3
assistant