You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a tachykinin receptor antagonist.
user
Cc1cc(F)ccc1C1CC2(CCN1C(=O)N(C)C(C)c1cc(C(F)(F)F)cc(C(F)(F)F)c1)CCC(C)(C(=O)O)N2C(=O)OC(C)(C)C
assistant