You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a glucagon receptor antagonist. Use the above information to create a molecule.
user
CC(C)(C)CCC(c1ccc(C(=O)O)cc1)N1C(=O)C(c2cc(Cl)cc(Cl)c2)=NC12CCN(C(C)(C)C)CC2
assistant