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 tachykinin receptor antagonist. Please write the SMILES representation of it.
user
Cc1ccccc1C1CN(CC(N)=O)CCC1C(=O)N(C)Cc1cc(C(F)(F)F)cc(C(F)(F)F)c1.Cl
assistant