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 kras g12c inhibitor that impacts cancer treatment. Use the above information to create a molecule.
user
C=CC(=O)N1CCN(c2nc(=O)n(-c3c(C)cccc3C3CC3)c3nc(-c4c(O)cccc4F)c(Cl)cc23)C(C)C1
assistant