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 both a sodium channel inhibitor and a pain treatment. Please represent the molecule in SMILES.
user
COC(=O)C1(NC(=O)c2ccc(OCc3c(C)noc3C)c(OC)c2)CCCCC1
assistant