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.
user
C=CCN1C2CCC1CC(Oc1cc3c(Nc4ccc(Cl)c(Cl)c4F)ncnc3cc1OCCC(C)(C)O)C2
assistant