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 shp2 inhibitor and is cancer treatment.
user
Cn1ccc2c(c1=O)CCCN2c1n[nH]c2nc(N3CCC4(CC3)Cc3ccc(F)cc3C4N)cnc12
assistant