You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a pain treatment. Please represent the molecule in SMILES.
user
CC(C)(C)c1ccc(N=C=O)c(OCC(O)c2cnc(N3CCNCC3)c(Cl)c2)c1
assistant