You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a protein tyrosine kinase inhibitor and is cancer treatment. Use the above information to create a molecule.
user
O=C(Nc1ccc(Oc2ccnc(NC(=O)C3CC3)c2)cc1)c1c2n(n(-c3ccccc3)c1=O)CCC2
assistant