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 sodium channel inhibitor and is pain treatment. Please represent the molecule in SMILES.
user
COC(=O)c1cc(NC(=O)c2c(Oc3ccc(OC(F)(F)F)cc3OC)cc(C3CC3)c(F)c2C)ccn1
assistant