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 tyrosine kinase inhibitor and belongs to the cancer treatment class of molecules.
user
CCN1CC=C(c2coc3c(OC(C)c4c(Cl)c(F)cc(F)c4Cl)c(N)ncc23)CC1
assistant