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 protein kinase inhibitor and belongs to the cancer treatment class of molecules.
user
Cn1cc(-c2cc3c(cn2)[nH]c2ncc(F)c(-c4ccc(C(=O)N5CCNC6CCCCC65)cc4)c23)cn1
assistant