You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a kras g12c inhibitor.
user
CN1CCCC1COc1nc(N2CCNC(CC#N)C2)c2cnc(-c3cccc4ccc(F)c(Cl)c34)c(F)c2n1
assistant