You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a cancer treatment and belongs to the anti tumoral class of molecules.
user
Cc1nc(Oc2ccc(F)cc2)nc2c1ccc(=O)n2-c1ccc(C(N)=O)cc1
assistant