You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the cancer treatment class of molecules.
user
Cc1ncc(-c2nc(N3CCOCC3C)nc(NC3(CO)CCN(C(=O)C4CC4)C3)c2F)cn1
assistant