You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a chk1 inhibitor.
user
COc1nc(C)ccc1-c1cc(Nc2cnc3c(F)cn(C4CCN(C(=O)OC(C)(C)C)CC4)c3n2)nn1C(=O)OC(C)(C)C
assistant