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 inhibitor. Use the above information to create a molecule.
user
C=CC(=O)N1CC2C(=O)N(CCN(C)C)c3c(c4cc(F)c(-c5c(F)cccc5OC)c(F)c4n(-c4c(C(C)C)ccnc4C)c3=O)N2CC1C
assistant