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 s1p1 agonist.
user
CSc1cc(-c2nc(-c3cccc4c3CC(CC=O)C4N(C)CCO)no2)ccc1OC(C)C
assistant