You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a cb1 antagonist. Please write the SMILES representation of it.
user
CCOc1ccc(C(c2ccc(OC(C)C)nc2)N2CCC(NC(=O)c3ccc(C#N)cc3F)C2)cc1
assistant