You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the diabetes treatment, hyperglycemia treatment, and glucagon receptor antagonist classes of molecules. Use the above information to create a molecule.
user
CCCCCc1c(C(C)C)nc(C(C)C)c(CO)c1-c1ccc(F)c(CNCCCC)c1
assistant