You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a nmda antagonist.
user
CC(C)CC(=O)Nc1ccc(NC(=O)C=C2CC(OC(=O)O)Nc3cc(Cl)cc(Cl)c32)cc1
assistant