You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the glucagon receptor antagonist class of molecules.
user
CC(CC(=O)O)NC(=O)C1=CC=C(C(CCC(C)(C)C)N2C(=O)C(c3cc(Cl)cc(Cl)c3)=NC23CCC(C(C)(C)C)CC3)CC1
assistant