You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a autoimmune treatment.
user
CN1CC2(CC(N(c3cnn(C)c3)S(=O)(=O)NC(=O)Nc3c4c(cc5c3CCC5)CCC4)C2)C1.[Na]
assistant