You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is pain treatment.
user
CCC1CC(C(=O)NC(C)C(=O)NC(C)C(N)=O)N(C(=O)C(C)NC(=O)C(C)N)C1
assistant