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 cb2 agonist.
user
CCc1nc(NC(=O)C2CC(O)CN2C(=O)OC(C)(C)C)nn1-c1ccccc1
assistant